吉安一中2020届高三年级下学期网络教学二月份月考试卷(原卷版)
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2020年江西省吉安市第一中学高三英语月考试题及参考答案第一部分阅读(共两节,满分40分)第一节(共15小题;每小题2分,满分30分)阅读下列短文,从每题所给的A、B、C、D四个选项中选出最佳选项A4 Best Drive--In Movie Theaters in the USColorado: Holiday Twin Drive--InAddress: 2206 S Overland Trail, Fort Collins, CO 80526, USAPhone: +1 970-221-1244The theater, open since 1968 and currently the most popular drive-in in the US, provides various special foods. The menu there even amazes meat-free customers. But please remember the outside food is forbidden here. Besides, the Rocky Mountains provide a pastoral (田园式的) backdrop to screenings, and sunsets usually don’t disappoint either. It also offers lots of unique events that go beyond the big screen.North Carolina: Hound’s Drive--InAddress: 114 Raven Cir, Kings Mountain, NC 28086, USAPhone: +1 704-739-4424Having only opened in 2016, it’s one of the newest theaters on the block. The drive-in features newer equipment and digital projection. People can bring their animal friends along.Florida: Fort Lauderdale Swap ShopAddress: 3291 W Sunrise Blvd, Fort Lauderdale, FL 33311, USAPhone: +1 954-791-7927The Florida favorite offers plenty ofways to have fun. With 14 screens, the self-proclaimed (自称的) world’s largest drive-in equals any indoor cinema in terms of capacity and programming. It also includes an 88-acre flea (跳蚤) market and a free Ferrari museum. It’s best to book tickets on the Internet ahead of time if you don’t want to wait in line.California: Mission Tiki Drive -InAddress: 10798 Ramona Ave, Montclair, CA 91763, USAPhone: +1 909-628-0511Let’s have fun in the old-school outdoor cinema in Montclair, California. Remember tickets are available at the ticket office only. It alternates (交替) up to eight new releases on four screens and hosts almost daily swapmeets where people can exchange things they no longer need. It also organizes classic car and lowrider meet-ups.1.What can people do in Holiday Twin Drive-In?A.Participate in somespecial activities.B.Enjoy the film with the latest equipment.C.Learn about the benefits of being meat free.D.Share home-made cookies while watching the film.2.Which of the following theaters is friendly to visitors with pets?A.Hound’s Drive- In.B.Mission Tiki Drive-In.C.Holiday Twin Drive-In.D.Fort Lauderdale Swap Shop.3.What do Fort Lauderdale Swap Shop and Mission Tiki Drive-In have in common?A.Both feature old-fashioned styles.B.Both allow booking tickets online.C.Both provide free museum exhibitions.D.Both offer chances to trade second-hand goods.BMy wife and I recently completed a day-long tour of the Great Wall with Jessie. In addition to being very knowledgeable about the history of theareas that we toured, she spoke excellent English and was able to answer all of our questions. Her driver was very experienced and polite, and we really enjoyed being able to have a customized tour that avoided the tourist traps and forced shopping that seem to be a part of the larger group tours.The attractions themselves were fantastic. I was a little worried that the snowy weather might impact our trip to the Great Wall, but everything went fine, and there weren’t many people out at all that day. I suggest wearing strong shoes—the Great Wall is really a hike. And in snowy or rainy days, the surfaces are pretty slippery (滑的)! Seeing this area in winter was really unique, and the snow made for great pictures. Jessie kept us entertained with stories and facts about the construction of the Wall, and always pointed out great spots for taking pictures. Even though she’s in fantastic shape, she cared about our level of fitness and often stopped to let us catch our breath.When we got back to our hotel, Jessie gave us a great recommendation for dinner and some tips for our planned stops the next day. If I find myself in Beijing in the future, I will certainly be contacting Jessie for more tour opportunities, and I’ve already recommended her to some friends who are visiting the area later in the year. I can’t say enough about how kind and knowledgeable she was, and she really gave us a great tour experience.4. What can we infer about Jessie?A. She is a tour advisor.B. She is a tour guide.C. She is a foreign traveler.D. She is a skilled driver.5. When did the writer visit the Great Wall?A. In spring.B. In summer.C. In autumn.D. In winter.6. What did the writer think of his tour?A. Adventurous.B. Disappointing.C. Satisfactory.D. Improvable.7. What is the probable title for the text?A. A Wonderful Tour Day with JessieB. An Extraordinary Tour CompanyC. The Great Wall, an Excellent AttractionD. Jessie, a Kind and Knowledgeable GuideCHundreds of children are being treated for sleep problems in Wales every year. In some cases,babies,infants (婴儿)and teenagers have been admitted to hospital in north Wales alone.The Children’s Sleep Charity said many children were suffering from lack of sleep mainly because of technology use. Public Health Wales said sleep was as important to a child’s health as healthy eating and exercise,and children with poor sleep patterns were more likely to be fat.Statistics obtained (获得) under the Freedom of Information Act by BBC Wales found at least 408 children have been admitted to hospitals across Wales suffering from sleep disorders since March 2013.Children aged between 0 and 4 made up the highest number of inpatients (住院病人),with some newborns being treated for sleep-related problems from the day of birth.Vicki Dawson,who set up the Children’s Sleep Charity (CSC),said sleepless nights were putting both children and parents in anxiety. “Their weight and growth may also be affected as well as their mental health,”she said.Teachers said children showing signs of sleep shortage and tiredness in class were a concern as they couldn’t concentrate for long periods.Psychologist Amy McClelland,of Sleep Wales,saida common problem was that children were “over excited”before bed and that families should get back to basics. “Think 1950s family home. Dinner as a family,read,chat,a film maybe,lights off and then bed. ”She added.8. What’s the mainreason why children are short of sleep?A. Less exercise.B. Eating habits.C. Technology use.D. Sleep patterns.9. Who are the majority of the inpatients with sleep-related disorders?A. Infants.B. Teenagers.C. Teachers.D. Parents.10. What can we infer from what Amy McClelland said?A. Chatting and films make children sleep more.B. It is difficult for children to read before bed.C. Being too excitedis good for sleep habits.D. Relaxation has a bad effect on children.11. What is the best title forthe text?A. Ways to Treat Sleep ProblemsB. Sleep Problems of Welsh ChildrenC. Sleep Habits of Welsh ChildrenD. The Problems of Welsh ChildrenDJules Verne was born on 8 February1828 inthe French city of Nantes. From an early age, he had a fascination with exploration and discovery. When he was six, his teacher, Madame Sambin, told him stories about her husband, who disappeared while traveling the world on a ship 30 years before. She told her class that he was like Robinson Crusoe, a fictional castaway who lived on a desert island. Verne would later write stories about similar characters.In 1847, Verne was sent by his family to study law at a university in Paris, but he preferred to write novels, poems and plays. After graduating, he realized he wanted to write adventure stories based on science and technology.Thishad never been done before, but Verne was sure that it would be a success. His first story, Five Weeks in a Balloon, was published in September 1862. His career lasted for more than 40 years, during which time he wrote more than 60 gripping stories.To begin with, Verne wrote positive and optimistic books. Many of these were to be his most popular creations. Although some included fantastical elements, they were usually based in scientific fact, making thembelievable. These happy stories weren’t to last. As he got older, Verne became less confident in the idea that science and technology were always good for the planet. His books started to include more scientists who used technology for their own-sometimes evil - purposes. Verne died on 24 March 1905, but new books continued to be published until 1919. These stories were based on ideas Verne had written about while he was still alive, but featured new characters and plots created by his son, Michel.In the 20th century, his books were translated into more than 140 languages and several successful film versions were released. His creations have been recognized as an inspiration for many scientists and inventors. Many of the futuristic ideas from his most popular books have since come true.12. What is the purpose of Paragraph 1?A To show Verne’s discovery.B. To offer the background information of Verne.C. To tell of the adventure of Sambin’s husband.D. To explain how Verne began his writing career.13. What does the underlined word “This” refer to in Paragraph 2:A. Writing novels, poems and plays.B. Studying law.C. Graduating from university.D. Wring adventure stories.14. What can be learned about Verne’s late works?A. They covered happy elements.B. They were unbelievable stories.C. They revealed Verne’s doubt on science.D. They were partly written by Berne’s son.15. Which of the following best describes Verne?A. Talented and productive.B. Popular and caring.C. Optimistic and generous.D. Friendly and honest.第二节(共5小题;每小题2分,满分10分)阅读下面短文,从短文后的选项中选出可以填入空白处的最佳选项。
2020届江西省吉安市第一中学高三英语第二次联考试卷及答案第一部分阅读(共两节,满分40分)第一节(共15小题;每小题2分,满分30分)阅读下列短文,从每题所给的A、B、C、D四个选项中选出最佳选项ASome young people win attention because of their good looks or their singing ability. A much smaller number gain fame because they have done something important and worthwhile with their abilities. Rishab Jain is among the latter. In 2018, 13-year-oldRishab developed a way to use AI technology to help pancreatic(胰腺的) cancer patients and won the3MYoung Scientist Challenge, a nationwide middle-school science competition, and its $25,000 prize.In the last stage of the contest, Rishab competed againstnine other finalists at the 3M Innovation Center(创新中心) in St.Paul,Minnesota. Leading up to the big meet, each finalist had partnered with a scientist to further develop their inventions.Rishab explains what led him to create his invention. First,a family friend died of cancer. Then Rishab learned about how deadly pancreatic cancer is, and that its low survival rate is due to how difficult it is to treat. "I'm also into programming, so I was learning about AI technology. I decided to try to solve a real-world problem using it."His winnings have been put in further research and in his nonprofit Samyak Science Society, which helps poor children enter the STEM (science, technology, engineering and math) education. Rishab is also raising awareness about pancreatic cancer. These efforts make him quite different from teenagers of his age. Considering becoming a biomedical engineer or a doctor一or both, he has also put some money aside to further his own learning. Almost certainly the doors of higher education will open wide to him before he even knocks.That's an outstanding outlook for one so young. Rashib is committed to helping very sick people in need. He is also providing teenagers of his age with a much-needed model of what kinds of things youth can achieve.1. What can we learn about the 3M Young Scientist Challenge in 2018?A. It was intended to solve medical problems.B. It was a nationwide AI competition for teenagers.C. It offered the finalists an opportunity to work with scientists.D. It allowed the finalists to learn AI technology in the 3M center.2. How did Rishab win the 3M Young Scientist Challenge?A.He showed excellent programming ability.B. He figured out the survival rate of pancreatic cancer.C. He introduced poor children to STEM education.D. He applied AI technology to treating pancreatic cancer.3. Which of the following best describes Rishab?A. Talented and caring.B. Independent and humorous.C. Responsible and patient.D. Polite and inspiring.BA young female athlete in thePhilippinesrecently won many gold medals during a sports meet despite not having proper running shoes. Rhea Ballos, an 11-year-old student ofSalvationElementary Schoolin Balason,Iloilo, wasonly wearing bandages around her feet when she competed at the Iloilo Schools Sports Meet.Facebook user Valenzuela posted pictures of the girl with her feet wrapped in bandages bearing the famous Nike logo. Ballos even wrote the word “NIKE” on the sides of her “shoe” to complete the “Nike running shoes” look. The bandages were tightly wrapped around her feet, creating a thin protective layer against the track. While she was actually barefoot during the races, she was still able to defeat her competitors who all more proper footwear intended for running,According to the post, Ballos bagged the top awards in the 400-meter dash, the 800-meter run, and the 1500-meter run in the girls' categories in the inter school sporting event held in Iloilo, central Philippines.When pictures of her “Nike” footwear become popular, Flipinos on social media praised her. Many noted that instead of falling into self-pity, she was even able to make light of the situation by drawing the Nike logo on her “running shoes”. Some of the commenters of Valenzuela's post expressed how the girl deserved to be recognized by Nike and that the brand should actually give her a new pair of real Nike shoes. Others started getting in touch with the American sports brand, as well as local basketball specialty store Titan 22.It did not take long for Titan co-founder and Alaska Aces head coach Jeffrey Cariaso to take notice of Ballos' outstanding achievement. Cariaso immediately made an effort to get in touch with the young track runner. The seven-time PBA champion has since talked to the student as well as her coaches in an apparent bid to help her out.4. Why did Ballos wear bandages around her feet to compete?A. She couldn't afford to buy shoes.B. She wished to be noticed by Nike.C. She wanted to draw public's attention.D. She thought it fashionable and unique.5. What's people's attitude to Ballos' story?A. Surprised.B. Confused.C. Favorable.D. Doubtful.6. What can we infer from the last paragraph?A. Ballos will be recognized by Nike.B. Ballos will be probably helped by Cariaso.C. Ballos is bound to win more champions.D. Ballos will become a great basketball player.7. Which of the following can best describe Ballos?A. Shy and lucky.B. Kind and brave.C. Clever and outstanding.D. Gifted and optimistic.CHowdo you turn “dumb” headphones into smart ones? Rutgers engineers have invented a cheap and easy way by transforming headphones into sensors that can be plugged into (插入) smartphones, identify their users monitor their heart rates and perform other services.Their invention, called HeadFi, is based on a small plug-in headphone adapter that turns a regular headphone into a sensing device (装置). Unlike smart headphones, regular headphones lack sensors. HeadFi would allow users to avoid having to buy a new pairof smart headphones with sensors to enjoy sensing features.“HeadFi could turn hundreds of millions of existing, regular headphones worldwide into intelligent ones with a simple upgrade (升级),” said Xiaoran Fan, a HeadFi primary inventor.A Rutgers-led paper on the invention, which results in "earable intelligence", will be formally published in October at MobiCom 2021, the top international conference on mobile computing and mobile and wireless networking. Headphones are among the most popular wearable devices worldwide and they continue to become; more intelligent as new functions appear, such as touch-based gesture control, the paper notes. Such functions usually rely on aiding sensors, such as accelerometers, gyroscopes and microphones that are availableon many smart headphones.HeadFi turns the two drivers already inside all headphones into a versatile (多功能的) sensor, and it works by connecting headphones to a pairing device, such as a smartphone. It doesn't require adding aiding sensors and avoids changes to headphone hardware or the need to customize headphones, both of which may increase their weight and size. By plugging into HeadFi, a converted headphone can perform sensing tasks and play music at thesame time.The engineers conducted experiments with 53 volunteers using 54 pairs of headphones with prices ranging from $2. 99 to $15 ,000. HeadFi can achieve 97. 2 percent to 99. 5 percent accuracy on user identification, 96.8 percent to 99. 2 percent on heart rate monitoring and 97. 7 percent to 99. 3 percent on gesture recognition.8. What does Xiaoran Fan think of HeadFi?A. Secure to operate.B. Simple to use.C. Easy to substitute.D. Convenient to store.9. What can we know about HeadFi according to the text?A. It can't work with headphones alone.B. It actually functions as a versatile sensor.C. It makes headphones larger and heavier than usual.D. It doesn't work when headphones are playing music.10. The figures are listed in the last paragraph mainly to show_________.A. the various functions of HeadFiB. the wide popularity of headphonesC. the great complexity of headphonesD. the excellent performance of HeadFi11. What can be the best title for the text?A. How to Use Headphones AppropriatelyB. Headphones Can Be Upgraded InstantlyC. How to Make Regular Headphones IntelligentD. New Uses Have Been Found in HeadphonesDHumans are the only creature that gets around by standing up and putting one foot in front of the other. Our ability to walk upright has allowed humankind to travel great distances and survive changing climates, environments and landscapes.Countless scientific studies have found that walking is really good for us and this simple act can provide a number of healthimplications, which help people live longer. In fact, a walking routine, if done properly, might be the only exercise people need.How much walking should one aim for? You’ve likely heard we need 10,000 steps a day. That’s about 5 miles. But contrary to popular belief, this recommendation doesn’t come from science. Instead, itis from a 1960s advertising campaign to promote a pedometer (计步器) in Japan. Perhaps because it’s a round number and easyto remember, it stuck.Since the 1960s, researchers have studied the 10,000-steps-a-day standard and have turned up mixed results. Although 10,000 steps is certainly a healthy and worthwhile goal, it’s not fit for all.For instance, a recent Harvard University study involving more than 16,000 senior women found that those who got at least 4,400 steps a day greatly reduced their risk of dying early when compared with less active women. The study also noted that these benefits continued up to 7,500 steps. This 7,500 mark isn’t surprising: It’s similar to common public health recommendations, such as the Centers for Disease Control and Prevention’s recommendation of 150 minutes of moderate (适度的) physical activity a week for adults.12. What does the underlined word “implications” in Paragraph 2 refer to?A. BenefitsB. Problems.C. Habits.D. Manners.13. Where does the 10,000-steps-a-day standard come from?A. A Harvard University study.B. Science research on health.C. A pedometer advertisement.D. Public health recommendation.14. What can we know from the last paragraph?A. 7,500-steps-a-day standard is the best choice for all.B. More than 16,000 old people were involved in the study.C. Those who walk at least 4,400 steps a day won’t die early.D. 150-minute moderate exercise a week for adults is advised.15. What does the author mainly want to tell readers?A. The more you walk a day, the healthier you will be.B. We can benefit from continuous and proper walking.C. Walking upright helps humankind to explore the world.D. Advertisements can always tell us some scientific suggestions .第二节(共5小题;每小题2分,满分10分)阅读下面短文,从短文后的选项中选出可以填入空白处的最佳选项。
江西省吉安一中2012届高三下学期月考(二)语文试卷第I卷(选择题共36分)一、(18分,每小题3分)1.下列词语中,加点的字读音全都正确..的一项是()A.嗔.(chēn)怪目眩.(xuán)妩.(wǔ)媚陈词谰.(lán)言B.干.(gān)禄纰.(pī)漏弭.(mǐ)除游目骋.(chěng)怀C.宁.(lìng)愿勖.(xù)勉璀.(cuǐ)璨血脉贲.(bēn)张D.草窠.(kè)棕榈.(lǚ)罪愆.(qiān)大巧若拙.(zhuō)2.下列各组词语中,错别字最多的一组是()A.飘缈苦思暝想察言观色集腋成裘碣石潇湘无限路B.踯躅苦心孤诣并行不悖乔妆打扮映阶碧草自春色C.沽取因才施教声名雀起批肝沥胆登白蕃兮骋望D.剽窃坐镇指挥切中肯綮人情世故三顾频烦天下计3.下列各句中,加点的词语运用错误的一项是()A.每次和好友小聚,海阔天空....地畅谈之后,他总觉得自己又有了新的力量,不再畏于独自在异乡闯荡。
B.有的时候在杭州一天跑好几个地方,显得特别忙,但都是办些鸡零狗碎....的事,夜里躺在床上我会问自己:今天干什么了?C.午后她就忙开了,做了一桌子的菜,但孩子们一个个打电话回来说没空,到了晚间,她一个人在餐桌边吃独食...。
D.大学校训中,“求实”“创新”“团结”“严谨”“自强”等字眼比比皆是....,这从一个侧面反映出我国许多大学在大学精神培育方面多流于形式,缺乏个性。
4.下列各句中,没有..语病的一项是()A.大卫先生对中国的文化历史有浓厚的兴趣,在他办公室的案头上就放着李白、杜甫等唐诗的选本。
B.今后5年,是建设鄱阳湖生态经济区、全面建设小康社会的关键时期,是深化改革开放、加快转变经济发展的攻坚时期,是我省实现科学发展、进位赶超、绿色崛起、大有作为的重要机遇期。
C.可以这样说,一个写不好对话的小说家是写不出杰出的长篇的,而写对话的能力恰恰可以作为衡量一个小说家是否优异的关键因素所在。
2020届江西省吉安市第一中学高三英语月考试题及答案解析第一部分阅读(共两节,满分40分)第一节(共15小题;每小题2分,满分30分)阅读下列短文,从每题所给的A、B、C、D四个选项中选出最佳选项AFine art fairs(艺术博览会)are the trend of the 21st century, with new art and antique(古玩)fairs and festivals springing up in diverse parts of the world. Here is a list of four noteworthy art fairs.Art Basel, Basel, SwitzerlandThe granddaddy of art fairs, Art Basel, was established in 1970 by a group of local art gallerists and is the biggest contemporary art fair in the world. Art Basel takes place over a 5-day period each June in Basel, Switzerland. The high cost of renting space for gallery owners is offset(抵消)by the huge attendance at the fair. For example in 2010, about 60,000 visitors attended Art Basel.Frieze Art Fair, London“Frieze Art Fair was established in 2003 and is one of the few fairs to focus only on contemporary art and living artists.v"Thefair takes place every October in Regent's Park, London. It features over 170 of the most exciting contemporary art galleries in the world. ”In addition to the fair which began in 2003, the fair owners Matthew Slotover and Amanda Sharp publish Frieze, an international art magazine established in 1991 and devoted to contemporary art.TEFAF Maastricht, the NetherlandsEstablished in 1975 as The Pictura Fine Art Fair, and renamed The European Fine Art Foundation(TEFAF), Maastricht in 1996, the fair includes 260 of the world's most famous art and antique dealers from 16 countries.The 24th edition of the TEFAF fair held March 18 — 27, 2011 featured 260 dealers exhibiting approximately 30, 000 artworks and antiques with an overall value of $ US 1. 4 billion.ARCO, MadridARCO Madrid was established in 1982 and is one of Europe's leading and popular art fairs. In addition to the exhibiting galleries(in 2011, 197 international art galleries participated), a seriesof lectures and specially focused exhibitions take place.1.How does Art Basel cover the expense of renting space?A.By selling tickets.B.By selling expensive exhibits.C.By donation from dealers.D.By support from the government.2.The owners of Frieze Art Fair are also in charge of____.A.170 living artists.B.An international art magazine.C.30,000 artworks and antiques.D.A series of lectures.3.Which of the following has the longest history?A.Art BaselB.Frieze Art FairC.TEFAFD.ARCOBI’ve been putting my passport to good use lately. I use it asa coaster and to level unsteady table legs. It makes an excellent cat toy.Welcome to the pandemic (疫情) of disappointments. Canceled trips or ones never planned in case they would be canceled. Family reunions, study-abroad years, lazy beach vacations. Poof. Gone. Ruined by a tiny virus, the list of countries where our passports are not welcome is long.It is not natural for us to be this sedentary (定居的). Travel is in our genes. For most of the time our species has existed, we've lived as nomadic (游牧的) hunter-gatherers. But what if we can't move? What's a traveler to do? There are ways to answer that question. "Despair," though, is not one of them.We are an adaptive species. We can tolerate brief periods of forced sedentariness. We pass the days glancing through old travel journals and Instagram posts. We gaze at souvenirs. All this helps. For a while. Then, what hope do we have?I think hope lies in the very nature of travel. Travel involves wishful thinking. It demands a leap of faith, and of imagination, to board a plane for some faraway, land. Travel is one of the few activities we engage in not knowing the outcome and are drunk in that uncertainty. Nothing is more forgettable than the trip that goes exactly as planned.That's one reason why I have faith in travel's future. In fact, I'd argue travel is an essential activity. It's not essential the way hospitals and grocery stores are essential. Travel is essential the way books and hugs are essential. Food for the soul. Right now, we're between courses, enjoying where we've been, expecting where we'll go. Maybe it'sZanzibarand maybe it's the campground down the road that you've always wanted to visit.4. From the first paragraph we learn that the author is _______ .A. desperateB. humorousC. boredD. worried5. From the author's perspective, what's the point of travel?A. To feel hopeful.B. To make a wish.C. To take adventures.D. To broaden horizons.6. How is the passage mainly developed?A. By showing evidences.B. By providing examples.C. By making comparisons.D. By interpreting opinions.7. What does the passage mainly talk about?A. Where to go for a trip.B. Why people need to travel.C. How to fight the pandemic.D. What people should do at home.CDid you know people who live in different parts ofChinahave different habits and preferences? For example, people from southernChinaprefer to eat vegetables, while people from northChinalike to eat meat. According to a new study in a journal, gene variations (变异) might be responsible for these differences. Researchers fromChina’s BGI collected genetic information from 141,431 Chinese women, who came from 31 provinces and consisted of 36 ethnic minority groups.They found that natural selection has played an important role in the ways that people living in different regions of China have developed, affecting their food preferences, immunities (免疫力) to illness and physical features.A variation of the gene FADS2 is more commonly found in northern people. It helps people metabolize (新陈代谢) fatty acids, which suggests a diet that is rich in flesh. This is due to climate differences.Northern Chinais at a higher latitude. This weather is difficult to grow vegetables in. Therefore, northerners tend to eat more meat.The study also found differences in the immune systems of both groups. Most people in southernChinacarry the gene CR1, which protects against malaria. Malaria was once quite common in southernChina. In order to survive, the genes of people in the south evolved to fight against this disease. However, people in the south are also more sensitive to certain illnesses, as they lack the genes to stop them.Genes can also cause physical differences between northerners and southerners. Most northerners have the ABCC11 gene, which causes dry earwax, less body smell and fewer sweats. These physical differences are also more beneficial to living in cold environments. Southerners are less likely to have this gene, as it did not develop intheir population.8. What did the new study focus on?A. Regions.B. Eating habits.C. Gene variations.D. Ethnic minority groups.9. What is the main function of the gene FADS2?A. It helps store fat.B. It helps digest meat.C. It helps gain weight.D. It helps treat an illness.10. According to the study, most northerners ________.A. sweat less frequentlyB. are immune to malariaC. prefer vegetables to meatD. are more sensitive to climates11. How many differences did the study find related to genes?A. Two.B. Three.C. Four.D. Five.DInAsia, there are special competitions where kites have complex designs and are fitted with instruments that make musical sounds as the wind blows through them. Although all kites have a similar structure (结构), they are widely different in size and shape. Kite-fighting competitions are also held, in which competitors use their kites to attack and bring down their opponents’ (对手) kites or cut their strings (线).For more than 15 years, the Big Wind Kite Factory has been giving kite-making and kite-flying classes for the children on an island inHawaii. In its kite-making lessons, students can make kites in as little as 20 minutes! Children as young as four years old can learn how to fly a kite. Jonathan Socher and his wife Daphne started the kite factory in 1980. Their kites are made of nylon (尼龙). Their designs are Hawaiian themes created by Daphne. The designs are cut out of the nylon with a hot knife that seals the edges and then fastened directly onto the kite. The kite that is used to give lessons is a regular diamond kite with a rainbow pattern. The difference between this kite and the ones they make during the lessons is that it is a two-string controllable kite. Big Wind employees fly the kite and for a few minutes show students how pulling on one line and then on the other controls the direction the kite goes in. Then the controls are given to the students.Jonathan insists that it is not necessary to make a huge impressive kite to have fun making and flying kites. Even the simplest structure can work, and can give hours of fun. Go on, give it a try!12. Which of the following is true according to the text?A. A hot knife is used to iron the nylon.B. Children never fly kites on their own in flying lessons.C. Kite strings must not be cut in kite-fighting competitions.D. Daphne designs kites for the Big Wind Kite Factory.13. What is different about the kite used for flying lessons?A. It has two strings.B. It is simple in design.C. It has a rainbow pattern.D. It is shaped like a diamond.14. According to Jonathan,what do you need to have fun with kites?A. A large kite.B. Any type of kite.C. A complex structure.D. A kite that impresses others.15. What is mainly described in the text?A. A kite factory.B. Kite-flying lessons.C. Special competitions.D. The kite-making process.第二节(共5小题;每小题2分,满分10分)阅读下面短文,从短文后的选项中选出可以填入空白处的最佳选项。
2020届吉安市第二中学高三英语月考试题及答案解析第一部分阅读(共两节,满分40分)第一节(共15小题;每小题2分,满分30分)阅读下列短文,从每题所给的A、B、C、D四个选项中选出最佳选项ADo you want to get home from work knowing you have made a real difference in someone’s life? If yes, don’t care about sex or age! Come and join us, then you’ll make it!Position:Volunteer Social Care Assistant (No Pay with Free Meals)Place:ManchesterHours:Part TimeWe are now looking for volunteers to support people with learning disabilities to live active lives! Only 4 days left. Don’t miss the chance of lending your warm hands to help others!Role:You will provide people with learning disabilities with all aspects of their daily lives. You will help them to develop new skills. You will help them to protect their rights and their safety. But your primary concern is to let them know they are valued.Skills and Experience Required:You will have the right values and great listening skills. You will be honest and patient. You will have the ability to drive a car and to communicate in fluent written and spoken English since you’ll have to help those people with different learning disabilities. Previous care-related experience will be a great advantage for you.1.The text is meant to_________.A.carry an adB.send an invitationC.present a documentD.leave a note2.The volunteers’ primary responsibility is to help people with learning disabilities__________.A.to learn new living skillsB.to get some financial supportC.to properly protect themselvesD.to realize their own importance3.Which of the following can first be chosen as a volunteer?A.The one who can drive a car.B.The one who can speak English fluently.C.The one who has relevant work experience.D.The one who has the patience to listen to others.BWhen a United Kingdomsupermarket chain promised to move its farms to Net Zero by 2030, it made it clear that the effort would require working on many different fronts. From energy consumption and land - use change to methane emissions (甲烷排放), cattle farming comes with environmental challenges. So even if recent studies suggesting it's possible to cut methane emissions 80% do turn out to be accurate, there's still a very long way to go for most cattle farming to get anywhere close to truly net zero.Organic Valley, when producing milk, might be closer to that goal. It made headlines in 2019 by going 100% renewable (可再生的). Now the company is expanding on that tradition by starting a major loan initiative (贷款计划) to help its farm suppliers adopt renewable energy too.Created with Clean Energy Credit Union, the $ 1 million loan fund will deliver loans at below - marketrates. Specifically, the money will be made available to Organic Valley's 1, 700 farmer members, and can be used for a variety of projects.“We are focused on a whole systems approach to renewable energy, and I'm excited to launch this energy loan fund. From the farm to the shelf, I see renewable energy playing a bigger role in organic food,” said Bob Kirchoff, Organic Valley CEO.“Organic Valley is already helping to protect the environment through organic farming practices, and now they re going one step further by supporting the introduction of renewable energy projects for their farmer members,” said Blake Jones, volunteer board chair of Clean Energy Credit Union. “In addition to the environmental benefits, we re eager to help family farmers throughout the world to lower their energy costs.”The world is not short of examples of farmers innovating in the field of renewable energy. What's encouraging about Organic Valley's announcement is the idea of a national brand putting its marketing and financing weight behind such efforts and, hopefully, creating consumer demand that pushes the rest of the industry in this direction too.4. What does paragraph 1 indicate about going net zero for cattle farming?A It is not easy to achieve B. It is common in the UKC. It is an impractical goalD. It meets no challenges5. What is Organic Valley's tradition according to the text?A. Helping farm suppliersB. Using renewable energyC. Having a loan initiativeD. Making headlines annually6. What is Organic Valley's initiative mainly intended to do?A. Reform organic farming practicesB. Make use of environmental benefitsC. Help farmers decrease energy costsD. Shrink the group of farmer members7. What is the author's attitude towards Organic Valley's initiative?A. WorriedB. DoubtfulC. AmbiguousD. PositiveCFlying someone one-way fromLondontoNew Yorkproduces nearly a ton ofcarbon dioxide or CO2. That's alot of this climate-warming greenhouse gas. But there are ways to cut the climate impact of flying, one of which is to ask planes to surf high-altitude winds every chance they get.It's not something they've been allowed to do. But that may change—and soon.Most jets crossing the Atlantic Ocean follow one of several fixed paths that are widely spaced because radar (雷达) had not been able to track aircraft everywhere above the Atlantic. But a new network of satellites could soon change that.Wells was part of a team inEnglandthat calculated the fastest possible routes for passenger planes. According to them , traveltime a plane takes when flying across theAtlanticvaries with the winds that a plane meets. For instance, eastbound (向东的) flights can get a powerful push. Westbound routes miss that benefit. Faster flights burn less fuel. And less burning gives off fewergreenhouse gases.The airline industry knows it has a high " carbon footprint." But it takes decades and many billions of dollars to design, test and fly new planes. Changing a flight path, in contrast, can cut costs and energy right away.The new study doesn't show how well such wind surfing would work for all planes, in all skies and the world over. Bui it does suggest that making flight routes more flexible could cut both fuel use and CO2in some places.However, if flight times vary depending on the wind, scheduling connecting flights and managing runways and gates would become more complicated. The researchers would have to work out the best flight paths that take such scheduling issues into consideration. They may also want to see if flying at different altitudes gives a wider choice of flexible routes at the times most people want to fly.National Air Traffic Services (NATS) which provides air-traffic control for theUnited Kingdomsaid it would temporarily disband its flight-paths system and work to allow airlines to choose flexible routes that would best limit their fuel use.8. What happens to east bound flights when crossing theAtlantic?A. They consume more fuel.B. They use less time and energy.C. They produce more greenhouse gases.D. They are against a stronger wind.9. What should be done to make adopting flexible flight routes possible?A. Calculating the flight time.B. Finding the best flight paths.C. Adjusting the size of jets.D. Adding more runways and gates.10. Which word can best replace the underlined word "disband” in the last paragraph?A. Stop.B. Copy.C. Handle.D. Restore.11. What can we infer from the text?A. Planes are producing the most carbon dioxide.B. New fuel is benefiting airline industries greatly.C. Carbon footprint is a serious problem in theUK.D. Surfing the winds can make air travel greener.DNow most of the workers work from 9 am to 5 pm. However, according to the global Internet survey done by the UK Sleep Council, thesiesta(午睡)was the right idea all along. The UK Sleep Council called on the country'sbosses to end nine-to-five working in favor of more flexible hours. They believe what would really increase the workers' productivity is a nice afternoon nap, rather than those bonuses.Forty-one percent of the 12,000 people who responded to the council's survey said they were most productive in the morning, while 38 percent said theyhit their stridein the evening. "This means most of them cannot fully pay attention to what they do in the middle of the day," said sleep expert Dr. Chris Idzikowskii. "We must conclude from this survey that the traditional nine-to-five working day does not suit most workers." He suggested that allowing workers to follow their natural sleeping habits would actually benefit employers by allowing them to expand their working hours and be more productive.Fortunately, being a college lecturer, I don't have to go to work everyday. I only work three days a week, but during the three days I work really long hours and have no time for a little siesta. I'm usually so tired and sleepy in the afternoon, which really affects thevitality(活力)of my classes.I think Dr. Chris Idzikowskii's idea is worthwhile. When people have flexible working hours they could reach their highest productivity. On top of that, flexible working hours mean thatpeople don't have to work all at the same time. That way we could avoid traffic jams. Therefore, it's really killing two birds with one stone!12. What can improve the workers' productivity, according to the UK Sleep Council?A. More bonuses.B. The flexible working time.C. Working for long hours.D. Working in a relaxing way.13. What does the underlined part probably mean in Paragraph 2?A. Were most sleepy.B. Were most flexible.C. Worked at their own pace.D. Worked at their best.14. What did the UK Sleep Council's survey find?A. Few people are suitable to work at noon.B. People are more productive in the morning.C. Some people like to expand their working hours.D. More and more people prefer to work in the evening.15. Why does the author support Dr. Chris Idzikowskii's idea?A. It could solve most of the traffic problems.B. He finds Dr. Chris Idzikowskii respectable.C. He thinks the idea can benefit the society.D. It allows him to work for fewer hours.第二节(共5小题;每小题2分,满分10分)阅读下面短文,从短文后的选项中选出可以填入空白处的最佳选项。
吉安市2020版高一下学期语文第二次月考试卷(I)卷姓名:________ 班级:________ 成绩:________一、现代文阅读 (共3题;共41分)1. (6分) (2020高三下·双鸭山月考) 阅读下面的文字,完成下列小题。
普通常有以人治和法治相对称,认为西洋是法治的社会,我们是人治的社会。
其实这个对称的说法并不很清楚,我们很难想象一个社会的秩序可以不必靠什么力量就可以维持。
所谓人治和法治之别,不在“人”和“法”这两个字上,而在维持秩序时所用的力量。
乡土社会呢?乡土社会可以说是个“无法”的社会,假如我们把法律限于以国家权力所维持的规则,那么“无法”并不影响这社会的秩序,因为乡土社会是礼治的社会。
礼是社会公认合式的行为规范。
合于礼的就说这些行为是做得对的,对是合式的意思。
如果单从行为规范一点说,本和法律无异,法律也是一种行为规范。
礼和法不相同的地方是维持规范的力量。
法律是靠国家的权力来推行的。
国家是指政治的权力,在现代国家没有形成前,部落也是政治权力。
礼却不需要这有形的权力机构来维持。
维持礼这种规范的是传统。
传统是社会所累积的经验。
不论哪一个社会,绝不会没有传统。
衣食住行种种最基本的事务我们并不要事事费心,那是因为我们托祖宗之福,有着可以遵守的成法——传统。
在乡土社会中,传统的重要性比现代社会更甚。
乡土社会是安土重迁的,人口流动很小,人们所取给资源的土地也很少变动。
在这种不分秦汉,代代如是的环境里,个人可以信任自己的经验,同样可以信任若祖若父的经验。
一个在乡土社会里种田的老农所遇着的只是四季转换,而不是时代变更。
一年一度,周而复始。
前人所用来解决生活问题的方案,尽可抄袭来作自己生活的指南。
愈是经过前代生活中证明有效的,也愈值得保守。
于是“言必尧舜”。
像这一类的传统,只要照办,生活就能得到保障的办法,自然会随之发生一套价值。
依照着做就有福,不依照了就会出毛病。
“礼”字本来是从示从豊。
2020年吉安市第二中学高三英语月考试题及参考答案第一部分阅读(共两节,满分40分)第一节(共15小题;每小题2分,满分30分)阅读下列短文,从每题所给的A、B、C、D四个选项中选出最佳选项AThese wonderful NYC attractions offer pay — what — you — wish days, free entry hours/days and other great stuff for local families.Staten IslandZooThere are plenty of creatures who call NYC home—the Staten Island Zoo is one of them. Once you’ve finished learning about the wildlife in the animal nursery, reptile (爬行动物) side rooms, horse barn and other areas of the attraction, make sure to mark your schedule for fun seasonal happenings, such as the Easter Egg Games and the scary, crazy Halloween Shows.Entry on Wednesdays is by suggested donation; children aged two and under free.Children’s Museum of the ArtsThe Children’s Museum of the Arts welcomes 135,000 little visitors each year through its doors. Once inside, the whole family can enjoy interactive programs, exhibitions (展览) and events that celebrate the changed power of the arts on youngsters and grown-ups alike.Pay-as-you-wish Thursdays, 3-6 p. m.Wave HillEveryone needs a few hours of calm now and then-kids included-and you’d be hard- pressed to find a more peaceful spot within city limits than Wave Hill the broad grounds located above the river, covering 28 acres of public gardens, plus woodlands and grasses to wander. Jump in on nature walks, story times and family art projects often led by local artists and free with general admission.Pay — as — you — wish Tuesdays and Saturdays,9 a. m — noon.New York Hall of ScienceNaturally, kids love it when the New York Hall of Science pleases them with neat exhibits and fun hands-on activities. The museum’s playground is themost attractivetochildren A tube slide (管道滑梯) will give little ones the knowledge on science topics, while the climbing area mirrors a giant spider web. There are also wind pipes, metal drums, sand- boxes and much more. What better way to make the mostout of science?Free entry Sep-Jun on Fridays, 2 — 5 p. m,and Sundays, 10 —11 a. m.1. What can children do in Staten Island Zoo?A. Feed injured animals.B. Join in seasonal activities.C. Build a home for creatures.D. Deal with the donations to the zoo.2. What do Children’s Museum of the Arts and Wave Hill have in common?A. They both have peaceful spots.B. They both are located by a river.C. They both have public gardens.D. They both have activities about arts.3. Which place can be free of charge for all?A. Wave Hill.B.Staten IslandZoo.C. New York Hall of Science.D. Children’s Museum of the Arts.BIn recent years, with the development of technology, it is common to see robots into our homes in the form of toys and vacuums (吸尘器) without question. Children’s toys that rely on robotics for both entertainment and education are becoming more popular and more easily accessible. Robot vacuums, too, are so popular that the Roomba has even earned itself a name in popular television.A selection of other household wares can be purchased and owned for a reasonable cost, but they all look and perform like vacuums. Our domestic helpers are currently designed to vacuuming, mopping, sweeping and mowing.Of course the best known of these is the Roomba, but there is actually some competition amongst the autonomous vacuum manufacturers. Roomba, made by iRobot, now comes in several designs and has been through many versions of improvements. The basic model is just about $400, but there’s a more attractive version, complete with a wireless command center to control the robot from anywhere in the home. Samsung also has a vacuum, called the Smart Tango, which makes increased improvements on the Roomba by including brushes for cleaning corners. It’s possible that some of the less well-known vacuums might be even more exciting, like the Neato Robotics XV that takes on a square shape to better clean corners. Incremental (增值的) improvements arewhat drive the home robot industry.Now that domestic robots are becoming more popular, the near future should be exciting. If we are going to welcome robots into our lives and our homes, we should expect them to work for it, and work hard. It’s the dawn of the robot revolution, whether we like it or not, and it would be great to see that technology put to use in more innovative(创新的) ways.4. What does Roomba in the passage mean?A. A man’s name who has bought a domestic robot.B. A name of a big company who makes robots.C. A type of vacuum whose name is Roomba.D. A place where people can buy proper robots.5. The Smart Tango is different from other types in that ________.A. it has a wireless command centerB. it has brushes for cleaning cornersC. it is more famous and excitingD. it is driven without electricity6. What can we infer according to the last paragraph?A. Domestic robots will free us from housework.B. Domestic robots will become cheaper and cheaper.C. Domestic robots have brought environmental revolution.D. Domestic robots takes the lead in science and technology.7. What does the author intend to tell in the passage?A. Domestic robots are closely related to our daily life.B. It is interesting to see domestic robots at home.C. Domestic robots are too expensive for most people.D. It is convenient to buy a domestic robot.CWhen I was young, my mother didn't have the money to send me to school, but she thought it was important for me to keep up with education.So she decided to teach me extra lessons herself.But because she had to go to work, the only time she could do it was at 4:30 inthe morning.We needevery one of you to develop your talents and your skills so that you can help us old folks solve our most difficult problems. If you quit on school—you're not just quitting on yourself, but you're quitting on your country. No one's written your destiny(命运)for you, because you write your own destiny. You make your own future.That's why today I'm calling on each of you to set your own goals for your education and do everything youcan to meet them.Your goal can be something as simple as doing all your homework, paying attention in class, or spending some time reading a book.But whatever you decide to do, I want you to commit to it.I want you to really work at it.I know that sometimes you get that sense from TV that you can be rich and successful without any hard work—that your ticket to success is through rapping or basketball or being a reality TV star.No one's born being good at all things. You become good at things through hard work.You're not a good athlete the first time you play a new sport.You don't hit every note the first time you sing a song.You've got to practise.8. What can we learn from the first paragraph?A. The writer's home was very rich.B. The writer's mother was a teacher.C. The writer was born in a poor family.D. The writer didn't like reading books.9. What does the writer want everyone to do by improving their talents and skills?A. To quit on their country to earn more money.B. To help solve the most difficult problems.C. To write their own new destiny by working as a TV star.D. To spend some time writing books about their own life.10. Why does the writer call on everyone to set his/her own goal?A. Because everyone's future is determined by themselves.B. Because eyeryone's future is to do simple work.C. Because everyone should do their homework.D. Because everyone should pay attention in class.11. How can people realise their great dreams?A. By rapping.B. By playing basketball.C. By being a reality star.D. By working hard.DAt the foot of the Tianmu Mountain in Zhejiang, a homestay (民宿) is attracting travelers from far and wide, which has won architectural (建筑学的) medal at the 2021 German iF Design Awards.The owners of the homestay are a couple in their late 30s who decided to return to their hometown three years ago. Li Xiumei used to be in charge of a division at a company in Hangzhou, and her husband was a sales director. It was an ordinary situation where Li’s husband was on business trips a lot and Li worked overtime on weekends. City life sometimes is not easy.In 2018, they quit jobs and went back to Dongtianmu village, which lies in a forest of bamboo. The first time they drove into the village was one late afternoon. The cooking smoke was rising from the foot of the mountain, which gave them a very different feeling form thecity.The homestay was built beside her husband’s old countryside house. The old house is preserved (保留), while a brand-new building was built on its side and the whole site is made up of for courtyards. It has been updated to have a hall, a tea room, a kitchen, a dining room. Japanese cherry trees are planted in the east courtyard. A swimming pool is placed in the west courtyard, with a bar located on one side.Li and her husband love gardening and music, and their new home gives them enough space to continue their interests and relax in the heart of nature. Li wants to share the quiet country life, so she makes her new home a homestay. In 2019, the homestay became an online hit after guests shared their experiences on social media. “The longer I stay here, the more I feel it was the right choice to come back, and this is more meaningful than making money,” Li says.12. How did Li feel about city life?A. Satisfied.B. Tired.C. Attractive.D. Noisy.13. What impressed the couple when first driving to the village?A. The smoke of cooking.B. The forest of bamboo.C. The smell of the village.D. The feeling of loneliness.14. What can we infer about the homestay from paragraph 4?A. It is ancient and broken.B. It can hold many guests.C. It has been rebuilt bythe couple.D. It must have been carefully designed.15. What’s more meaningful than earning money according to Li?A. Continuing their music dream.B. Staying at the old house.C. Living in the countryside.D. Developing the economy of cities.第二节(共5小题;每小题2分,满分10分)阅读下面短文,从短文后的选项中选出可以填入空白处的最佳选项。
吉安一中2020届高三年级下学期网络教学二月份月考试卷理科数学考生须知:1本卷满分150分,考试时间120分钟;2.答题前,在答题卷指定区域填写学校、班级、姓名、试场号、座位号及考证号; 3所有答案必须写在答题卷上,写在试卷上无效; 4.考试结束后,只需上交答题卷。
一、选择题:本大题共12小题,每小题5分,共60分,在每小题给出的四个选项中,只有一项是符合题目要求的。
1.已知集合A ={x |x <1},B ={x |31x <},则( )A .{|0}AB x x =<I B .A B =R UC .{|1}A B x x =>UD .A B =∅I2.若复数z 满足(1+2i)·z =2+i ,其中i 为虚数单位,则|z |等于( ) A.35 B.45 C.1 D.2 3..设θ∈R ,则“ππ||1212θ-<”是“1sin 2θ<”的( ) A.充分而不必要条件 B.必要而不充分条件 C.充要条件 D.既不充分也不必要条件4.已知函数1()3()3xx f x =-,则()f x(A )是奇函数,且在R 上是增函数 (B )是偶函数,且在R 上是增函数(C )是奇函数,且在R 上是减函数 (D )是偶函数,且在R 上是减函数5.已知奇函数()f x 在R 上是增函数,()()g x xf x =.若2(log 5.1)a g =-,0.8(2)b g =,(3)c g =,则a ,b ,c 的大小关系为( )(A)a b c<<(B)c b a<<(C)b a c<<(D)b c a<<6.已知当时,函数的图象与的图象有且只有一个交点,则正实数的取值范围是(A)(B)(C)(D)7.甲、乙两人下棋,两人下成和棋的概率是12,甲获胜的概率是13,则甲不输的概率为( )A.56B.25C.16D.138.若函数()y f x=的图象上存在两点,使得函数的图象在这两点处的切线互相垂直,则称()y f x=具有T性质.下列函数中具有T性质的是()(A)siny x=(B)lny x=(C)e xy=(D)3y x=9.已知曲线C1:y=cos x,C2:y=sin (2x+2π3),则下面结论正确的是A.把C1上各点的横坐标伸长到原来的2倍,纵坐标不变,再把得到的曲线向右平移π6个单位长度,得到曲线C2B.把C1上各点的横坐标伸长到原来的2倍,纵坐标不变,再把得到的曲线向左平移π12个单位长度,得到曲线C2C.把C1上各点的横坐标缩短到原来的12倍,纵坐标不变,再把得到的曲线向右平移π6个单位长度,得到曲线C2D.把C1上各点的横坐标缩短到原来的12倍,纵坐标不变,再把得到的曲线向左平移π12个单位长度,得到曲线C210.在矩形ABCD 中,AB =1,AD =2,动点P 在以点C 为圆心且与BD 相切的圆上.若AP u u u r =λAB u u u r+μAD u u u r,则λ+μ的最大值为A .3B .CD .211.已知F 为抛物线C :y 2=4x 的焦点,过F 作两条互相垂直的直线l 1,l 2,直线l 1与C 交于A 、B 两点,直线l 2与C 交于D 、E 两点,则|AB |+|DE |的最小值为 A .16B .14C .12D .1012.已知函数211()2()x x f x x x a e e --+=-++有唯一零点,则a =A .12-B .13C .12D .1二、填空题:本题共4小题,每小题5分,共20分。
2020年江西省吉安市第一中学高三英语下学期期中考试试题及参考答案第一部分阅读(共两节,满分40分)第一节(共15小题;每小题2分,满分30分)阅读下列短文,从每题所给的A、B、C、D四个选项中选出最佳选项AOvernight French ToastWhat You’ll Need•16-ounce loaf of French bread•5 eggs•1 1 /2 cups milk•1/2 cup half-and-half•1/3 cup maple syrup(枫糖浆)•1/2 teaspoon salt•foil(锡箔纸)•2 tablespoons melted butter(for topping)•2 tablespoons maple syrup(for topping)What to Do•With an adult’s help, cut the bread into 1-inch slices.•Place the eggs, milk, half-and-half, maple syrup, and salt into a large bowl. Stir(揽拌)the mixture until blended(混合均匀).•Place the sliced bread into a baking dish. Pour the mixtureover the bread and press the slices into it. Cover the dish with foil and refrigerate overnight.•Remove the dish from the refrigerator at least one hour before baking. Ask an adult for help to preheat the oven to 375°F. Bake the French toast for 35 minutes or until golden brown.•For the topping, combine the melted butter and 2 tablespoons of maple syrup. Pour it over the French toast before serving.1.How much salt will you need to make a French toast?A.1/3 cup.B.1/2 teaspoon.C.2 tablespoons.D.16 ounces.2.How will you use foil?A.Place the sliced breadB.Cover the dish.C.Remove the dish.D.Eat the French toast.3.Who is the passage written for?A.Teachers.B.Parents.C.Cooks.D.Kids.BSonja Redding and her family were on their way home to Omaha, Nebraska, after a weeklong visit to Washington, D. C. with her two sons, one of whom, 5-year-old Xayvior, has autism(自闭症).Although all of the other flights had gone fine, Xayvior became angry during one of the flights, and Redding couldn’t calm him.“It felt like everyone on the plane was looking at us and got angry with my son, ” she wrote in a Facebook post after she got home. “I don’t know what to do when others just don’t understand that he is not just a kid with no discipline(自制力),but a child with special needs who doesn’t know how to control himself.”The day was saved by Delta flight attendant(空乘人员)Amanda Amburgy. She tried to help Xayvior watch a movie, but when that failed, she offered to take him on a tour of the airplane.That worked, and soon the child was not only calm, but having a good time.“When they came back, Xayvior was much calmer and happier,” wrote Redding in the post,which now has 2,700 likes and over 500 shares. “I want to thank this Delta attendant. She didn’t judge, and she just showed love. We need more people like this in the world. ”It wasn’t long before Amburgy was told about the post.“ We’re there to help, and that’s what we want to do,” she said in an interview. “So, we always want to make anything easier for the family as well as other passengers.”She also shared what she felt when she read Redding’s story. “When I read it, it touched my heart. It’s something I would do for anyone on the plane, because that’s what I’m here for. It really made a difference in her life.”4. How did Redding feel on the plane?A. Tired.B. Uncomfortable.C. Very angry.D. Deeply afraid.5. What did Amburgy do to help the family?A. She asked the family to stay beside her.B. She asked the other passengers for help.C. She tried her best to calm the boy.D. She helped look after the other boy.6. Why did Redding post the story?A. To show her thanks.B. To help kids with autism.C. To get in touch with Amburgy.D. To share her travel experience.7. Which of the following words can best describe Amburgy?A. Proud.B. Honest.C. Hard-working.D. Warm-hearted.CDogs are often referred to as “man's best friend”. But MacKenzie, a four-pound Chihuahua (奇瓦瓦狗), who was named winner of the 2020 American Hero Dog competition, is making the world a better place for humans and animals alike. Often called the “Oscars for dogs”, the award recognizes dogs who make great contributions to society.This year's competition attracted over 400 competitors from across the country. While all were impressive, it was tiny MacKenzie who won the judges' hearts. Born at a rescue shelter in Hilton, New York, in 2013, she had a cleft palate (腭裂) that required her to be tube fed for the first year of her life. A life-saving operation, performed in 2014, gave her the ability to eat and drink independently, enabling the tiny dog to focus on doing what she loved most: taking care of others.The seven-year-old Chihuahua is now gainfully “employed” by the Mid Foundation, a Rochester, New York-based non-profit organization that shelters and cares for animals born with disabilities. MacKenzie's official job is “to provide love and care for baby rescue animals born with birth defects”. The Chihuahua is good at her job and hasnurturedmany different species-from puppies to kittens to turkeys, squirrels, birds and even a goat. She acts as their mother and teaches them how to socialize, play, and have good manners.In addition to her role as an animal caretaker, MacKenzie also has the important job of greeting the foundation's volunteers and friends. The incredible dog, who has lost her ability to bark, also visits area schools to help children understand physical disabilities in both animals and people. Her heart-warming and inspiring story makes MacKenzie worthy of America's top dog honor!8. What made MacKenzie American Hero Dog?A. Being man's best friend.B. Her struggle with disabilities.C. Rescuing animals with disabilities.D. Her contributions to a better world.9. What can we infer about MacKenzie from Paragraph 2?A. Her growth path was not easy.B. She was deserted by her owner.C. She was operated on at two years old.D. She still needs taking care of by others.10. What does the underlined word “nurtured” in Paragraph 3 mean?A. Trained.B. Comforted.C. Tended.D. Abused.11. Which can be a suitable title for the text?A. MacKenzie—The Most Hard-working DogB. MacKenzie—America's “Most Heroic Dog”C. Chihuahua—Inspiration of Positive EnergyD. Chihuahua—Appeal for Animals' ProtectionDDid you know that horses talk? Well, they do, and you can lean to understand “horse talk” if you pay close attention to the horses you see.When horses live in the wild, other animals try to eat them, so a lot of horse talk is about staying alive. Even now, when most horses live on farms, they watch for danger. For this reason, never walk behind a horse. If you surprise it, the horse might mistake you for a mountain lion or wolf and give a dangerous kick.By watching the ears of a horse, you can get clues to what it's hearing. A horse can tum each ear in a different direction. For a wild horse, this trick is important for survival. The horse can hear something sneaking up behind it while also checking out a threatening noise in front. When a horse lets its ears down, it's feeling safe and relaxed. If horses becomeisolated, they neigh, or “whinny,” calling for company. They're saying, “Where are you? I'm over here!” If a horse snorts(哼) while holding its head high and staring at something, it's saying, “That looks dangerous. Get ready to run!” When two horses meet, they put their noses together and smell each other's breath. It's their way of asking, “Are you a friend?” Horses nicker,too. Nickering is a quiet sort of sound. This friendly noise means they're feeling secure and saying, “Clad to see you.”In the wild, horses live in herds, with all members watching for danger. In a herd, only one horse is the leader, the “boss hoss”. The “boss hoss” is usually an older female. She watches for threats and teaches younger horses how to behave. However, others may want her job. When that happens, she pins her ears back against her head and may even bite or kick to get challengers to back off. She's using body language to say, “Hey, I'm in charge here!” All horses know that the one who makes others move is the leader. Horses relate to people that way, too.Horses have a language of their own. Now you know a bit of what they might be saying.12. What is the general idea of this passage?A. Horses can talk with their owners.B. You can know a bit of horses' language.C. Horses can “talk” in their own way.D. Other animals can also learn language.13. What does the underlined word “isolated” in Paragraph 3 mean?A. Lonely.B. Glad.C. Sad.D. Frightened.14. What will a horse do when he wants to know whether another horse is a friend?A. He will let his ears down.B. He and another horse will put their noses together and smell each other's breath.C They both will hold their heads high and stare at something.D. He will give another horse a dangerous kick.15. How will the “boss hoss” deal with her challengers?A. By warning or fighting.B. By watching for threats.C. By teaching younger horses how to behave.D. By relating to people.第二节(共5小题;每小题2分,满分10分)阅读下面短文,从短文后的选项中选出可以填入空白处的最佳选项。
2020年江西省吉安市县第二中学高三物理月考试卷含解析一、选择题:本题共5小题,每小题3分,共计15分.每小题只有一个选项符合题意1. 某人造地球卫星,其轨道半径为2.8×107m,它与另一质量相同、轨道半径为4.2×107m 的人造地球卫星相比()A. 向心力较大B. 周期较小C. 动能较大D. 发射速度都是第一宇宙速度参考答案:ABC2. (多选)某种电场中的等势面如图所示,下列关于该电场描述正确的是()A.A点的电场强度比C点的小B.负电荷由A移到C,电场力做负功C.负电荷在A点的电势能比在C点的电势能大D.电荷沿等势面AB移动过程中,电场力始终不做功参考答案:BD3. (单选)我国是一个消耗能源的大国,节约能源刻不容缓。
设有一架直升机以加速度a从地面由静止开始竖直向上起飞,已知飞机在上升过程中每秒钟的耗油量V0=pa+q(p、q均为常数),若直升机欲加速上升到某一高度处,且耗油量最小,则其加速度大小应为A.B.C.D.参考答案:D4. 右图是电场中某区域的电场线分布图,a、b是电场中的两点。
这两点相比,有( )A. 同一个检验点电荷放在a点所受的电场力比放在b点时所受电场力大B. 同一个检验点电荷放在b点释放其加速度较小C. a点的场强较大D. b点的场强较大参考答案:D电场线的疏密代表电场的强弱,由图可知b点电场线密而a点电场线稀疏,故b点场强大于a的场强。
故D正确而C错误。
由于b点场强大于a的场强,根据F=qE可得同一个试探电荷在b点所受电场力大于在a点所受的电场力,同一个检验点电荷放在b点释放其加速度较大,故AB错误。
故选D。
【点睛】电场线的疏密代表电场的强弱,电场线越密,场强越大,电场线越疏,场强越小.电场力F=qE.5. 如图所示,两块水平放置的平行正对的金属板与电池相连,在距离两板等远的M点有一个带电液滴处于静止状态。
若将板向下平移一小段距离,但仍在M点上方,稳定后,下列说法中正确的是()① 液滴将加速向下运动② M点电势升高③ M点的电场强度变小了④ 在板移动前后两种情况下,若将液滴从板移到板,电场力做功相同A. ①②B. ③④C. ①③D. ②④参考答案:答案:D二、填空题:本题共8小题,每小题2分,共计16分6. 如图甲所示为某宾馆的房卡,只有把房卡插入槽中,房间内的灯和插座才会有电。
吉安一中2020届高三年级下学期网络教学二月份月考试卷
理科数学
考生须知:
1本卷满分150分,考试时间120分钟;
2.答题前,在答题卷指定区域填写学校、班级、姓名、试场号、座位号及考证号; 3所有答案必须写在答题卷上,写在试卷上无效; 4.考试结束后,只需上交答题卷。
一、选择题:本大题共12小题,每小题5分,共60分,在每小题给出的四个选项中,只有一项是符合题目要求的。
1.已知集合A ={x |x <1},B ={x |31x <},则( )
A .{|0}A
B x x =<I B .A B =R U
C .{|1}A B x x =>U
D .A B =∅I
2.若复数z 满足(1+2i)·z =2+i ,其中i 为虚数单位,则|z |等于( ) A.35 B.4
5 C.1 D.2 3..设θ∈R ,则“ππ||1212θ-
<
”是“1
sin 2
θ<”的( ) A.充分而不必要条件 B.必要而不充分条件 C.充要条件 D.既不充分也不必要条件
4.已知函数1()3()3
x
x f x =-,则()f x
(A )是奇函数,且在R 上是增函数 (B )是偶函数,且在R 上是增函数
(C )是奇函数,且在R 上是减函数 (D )是偶函数,且在R 上是减函数
5.已知奇函数()f x 在R 上是增函数,()()g x xf x =.若2(log 5.1)a g =-,0.8(2)b g =,(3)c g =,则
a ,
b ,
c 的大小关系为( ) (A )a b c << (B )c b a << (C )b a c << (D )b c a <<
6.已知当时,函数
的图象与
的图象有且只有一个交点,则正
实数的取值范围是
(A ) (B ) (C )
(D )
7.甲、乙两人下棋,两人下成和棋的概率是12,甲获胜的概率是1
3,则甲不输的概率为( )
A.56
B.25
C.16
D.1
3
8.若函数()y f x =的图象上存在两点,使得函数的图象在这两点处的切线互相垂直,则称
()y f x =具有T 性质.下列函数中具有T 性质的是( )
(A )sin y x = (B )ln y x =
(C )e x y =
(D )3y x =
9.已知曲线C 1:y =cos x ,C 2:y =sin (2x +
2π
3
),则下面结论正确的是 A .把C 1上各点的横坐标伸长到原来的2倍,纵坐标不变,再把得到的曲线向右平移π
6
个单位长度,得到曲线C 2
B .把
C 1上各点的横坐标伸长到原来的2倍,纵坐标不变,再把得到的曲线向左平移π12
个单位长度,得到曲线C 2
C .把C 1上各点的横坐标缩短到原来的12倍,纵坐标不变,再把得到的曲线向右平移π6
个单位长度,得到曲线C 2
D .把C 1上各点的横坐标缩短到原来的12倍,纵坐标不变,再把得到的曲线向左平移π12
个单位长度,得到曲线C 2
10.在矩形ABCD 中,AB =1,AD =2,动点P 在以点C 为圆心且与BD 相切的圆上.若AP u u u r =λAB u u u r
+μAD u u u r
,则λ+μ的最大值为
A .3
B .
C
D .2
11.已知F 为抛物线C :y 2=4x 的焦点,过F 作两条互相垂直的直线l 1,l 2,直线l 1与C 交于
A 、
B 两点,直线l 2与
C 交于
D 、
E 两点,则|AB |+|DE |的最小值为 A .16
B .14
C .12
D .10
12.已知函数211()2()x x f x x x a e e --+=-++有唯一零点,则a =
A .12-
B .13
C .1
2
D .1
二、填空题:本题共4小题,每小题5分,共20分。
13.在等差数列{a n }中,若a 7=
π
2
,则sin 2a 1+cos a 1+sin 2a 13+cos a 13=________. 14.若3
cos()4
5
πα-=,则sin 2α=________.
15.已知一个正方体的所有顶点在一个球面上,若这个正方体的表面积为18,则这个球的体
积为________.
16.若2x =-是函数2
1
()(1)x f x x ax e
-=+-的极值点,则()f x 的极小值为________.
三、解答题:共70分.解答应写出文字说明、证明过程或演算步第17-21题为必考题,每个试题考生都必须作答;第22.23题为选考题,考生根据要求作答。
(一)必考题:共60分
17.(12分)已知向量(cos ,sin ),(3,[0,π].x x x ==∈a b (1)若a ∥b ,求x 的值;
(2)记()f x =⋅a b ,求()f x 的最大值和最小值以及对应的x 的值.
18.(12分)为回馈顾客,某商场拟通过模拟兑奖的方式对1 000位顾客进行奖励,规定:每位顾客从一个装有4个标有面值的球的袋中一次性随机摸出2个球,球上所标的面值之和为该顾客所获的奖励额.
(1)若袋中所装的4个球中有1个所标的面值为50元,其余3个均为10元,求: ①顾客所获的奖励额为60元的概率; ②顾客所获的奖励额的分布列及期望;
(2)商场对奖励总额的预算是60 000元,并规定袋中的4个球只能由标有面值10元和50元的两种球组成,或标有面值20元和40元的两种球组成.为了使顾客得到的奖励总额尽可能符合商场的预算且每位顾客所获的奖励额相对均衡,请对袋中的4个球的面值给出一个合适的设计,并说明理由.
19.(12分)如图,四面体ABCD 中,△ABC 是正三角形,△ACD 是直角三角形,∠ABD =∠CBD ,
AB =BD .
(1)证明:平面ACD ⊥平面ABC ;
(2)过AC 的平面交BD 于点E ,若平面AEC 把四面体ABCD 分成体积相等的两部分,求二面角D –AE –C 的余弦值. 20.(12分)设椭圆E 的方程为
,点O 为坐标原点,点A 的坐标为
,
点B 的坐标为,点M 在线段AB 上,满足,直线OM 的斜率为.
(I )求E 的离心率e ;
(II )设点C 的坐标为,N 为线段AC 的中点,点N 关于直线AB 的对称点的纵
坐标为
,求 E 的方程.
21.(12分)已知函数()2
ln f x ax ax x x =--,且()0f x ≥。
(1)求a ;
(2)证明:()f x 存在唯一的极大值点0x ,且()22
02e f x --<<。
(二)选考题:共10分请考生在第22、23题中任选一题作答,如果多做,则技所做的第一题计分
22.(10分)选修4-4:坐标系与参数方程
已知曲线C 1
的极坐标方程为ρ=2cos θ
sin 2
θ,C 2
的参数方程为⎩⎪⎨⎪⎧
x =2+22t ,y =2-2
2
t (t 为参数).
①将曲线C 1与C 2的方程化为直角坐标系下的普通方程; ②若C 1与C 2相交于A ,B 两点,求|AB |.
23. (10分)选修4-5:不等式选讲
已知函数f (x )=|x -1|,关于x 的不等式f (x )<3-|2x +1|的解集记为A . (1)求A ;
(2)已知a ,b ∈A ,求证:f (ab )>f (a )-f (b ).。