unit2单词exercises讲述

牛津英语6bUnit2 More exercises教案题Unit2 More ex型新授课时1教学内容：Words: low,high, far, falow, early, batterns:Ben runs faster than Jim.Do the boys jump higher than the girls?Dwim slower than David?教学目标a.Words: low,high, far, falow, early, better batterns:Ben runs faster than Jim.Do the boys jump higher than the girls?Dwim slower than David?重点难点：比较级的一般疑问句问法，及其回答。

课前准备：录音机师生互动教学过程教学步骤教师活动学生活动A PreparationListen and do教师可结合以前教学相关动词的动作和节奏帮助学生复习已学过的动词，特别是本课出现的：jump, run, swim, fly, skalimb, sing, dance, play football, get up, go to bed…Quickld：说反义词复习上单元的形容词，引出本课出现的副词：big- small, fat- thin, long-good- bad… well- bad, near- far, high-low, fast- slow, late- early, …B PresentaT: What time do you go to bed?S1: At …T: What about you?S2: At …T: Oh, who goes to bed later?S: ** go to bed later than ***. （板书）此处的later 解释为“晚的”2．通过提问What time do you get up?引出 ** gets up earlier than ***.（板书）3. 通过跳远比赛引出** jumps faan ***.（板书）4. 通过跳舞比赛引出** dances ban ***. （板书）提醒学生注意这几个比较级变化，引导学生总结副词的比较级变化规则：副词的比较等级的形式变化与形容词大致相同，但以后缀-ly结尾的副词一般用more:carefully-more carefully, beautifully-more beautifully注意：early末尾的ly并非后缀。

Unit2 How often do you exercise?Section A1. How often do you exercise? 你多久做一次运动？【解析】exercise v锻炼=do sports= play sports【短语】take /have/do exercise 做运动do morning exercise 做早操do eye exercise 做眼保健操( )①The girl never exercises. She is lazy and unhealthy.A. does houseworkB. does her homeworkC. does any sportD. does anything②【2012山东】I hardly take ____, so the doctor asks me to do some morning ____.A. exercise; exerciseB. exercises; exerciseC. exercises; exercisesD. exercise; exercises2. What do you usually do on weekends? 你在周末做什么？【注】：频度副词表示多长时间做某事一次，用在实义动词之前，系动词、助动词、情态动词之后。

We often clean the classroom every day.①The healthy old woman ______________eats any junk food at home. (ever). ( )②The students don’t often play basketball after school.A. alwaysB. usuallyC. sometimesD. never( )③Tom is very heavy because he ____ exercises and eats a lot.A. oftenB. alwaysC. usuallyD. never【拓展1】some time /sometime/some times/sometimes【口诀】：分开是一段，合起是某时；分开s 是倍次，合起s是某时(1)some time一段时间，做时间状语It t akes sb some time to do sth 做某事花费某人多长时间(2) sometime adv在某个时候，(3) some times 名词词组，“几次，几倍”(4) sometimes=at times 有时（一般现在时的标志词）（）①I hope to visit the USA _____ in the future.A. sometimesB. some timesC. sometimeD. some time（）②They sometimes go to the movies on Saturday.A. many timesB. at timesC. one timeon weekends = on Saturday and Sunday 在周末on weekdays= from Monday to Friday 在工作日( ) The teachers never arrive late for work from Monday to Friday.A. on weekdaysB. on weekendsC. every dayD. five times a week.3.hard (1)adv 努力地，猛烈地work hard 努力工作study hard 努力学习(2) adj.困难的，艰难的=difficult◆It’s hard/difficult for sb to do sth 做某事对某人来说是困难的It’s hard for us ____________(finish) the work without other’s help.【拓展】hard ly adv “几乎不，从来不” ，表否定意义，常与can ,any ,ever 连用。

⼤学英语之基础英语综合教程第⼆册unit2KeytoExercises Unit 2The Virtues of Growing OlderKey to exercises:V ocabulary exercises:I. Explain the italicized part in each sentence in your own words.1. are likely to2. break up / disintegrate3. as a whole4. powerless against / completely controlled by5. not surprising / only too naturalII. F ill in the blank in each sentence with a word or phrase taken from the box in its appropriate form.1. delay2. Feverishly3. facade4. confronted5. premise6. dreaded7. automatically8. awaitingIII. Fill in the blanks with the appropriate forms of the given words.1. obsessive2. moodiness3. tolerable4. beneficial5. satisfying6. hidden7. preference8. criticismsIV. C hoose a word or phrase that can replace the underlined part in each sentence without changing its original meaning.1. C2. D3. A4. A5. B6. DV. Give a synonym or an antonym of the word underlined in each sentence in the sense it is used.1. Synonym: conceal, disguise2. Antonym: narrow3. Synonym: satisfaction, happiness, joy4. Synonym: merits, advantages5. Synonym: fat, plump6. Synonym: well-built7. Antonym: old-fashioned, outdated8. Synonym: clearly, evidentlyVI. Write in each space one word that has the same prefix as underlined in each given word.1. prepare2. progress3. foresee4. parallel5. perimeter 教师⽤书中下划为per前缀，应为peri前缀6. diameter7. semiconductor8. decelerateGrammar exercises:I. Complete the following sentences with the appropriate forms of the nouns given.1. agony2. agonies3. experience4. experiences5. youth6. a youth7. a great help8. a good knowledge9. a gray hair10.workII. Complete each sentence with the most appropriate of the four choices given.1. A2. B5. A6. B7. B8. CIII. Complete the reading. Choose the correct words in parentheses. Choose X if no word is needed.a lot of / a little / some / a few / A / some / some / a lot of / X / many / X / a lot ofIV. Complete the following with every, each, everyone, every one or all.1.all, Every one, Every2.each3.Every4.each5.Everyone6.Each7.everyone, everyone8.EachV. Correct the errors, where found, in the following sentences.1. When planting these flowers, care must be taken not to damage the roots.you must take care2. Though received late at night, he started to work on the document immediately.Though he received the document late at night it3. Falling from such a height, we thought he would never survive.When he fell4. Reading the letter a second time, the meaning becomes clearer.When you read5. Reading the instructions repeatedly, what he meant became clear to me.I became clear about what he meant6. Shining in the sky we saw the first star.We saw the first star shining in the sky.7. The teacher walked behind the kids eating their lunches.who were eating8. While cleaning his gun, it went off unexpectedly.he was cleaningV. Make sentences of your own after the sentence given below, keeping the parts in italics in your sentences.1. e.g. We don’t go out much —as long as we can go for a drink once a week,we’re satisfied.As long as you have your health and your sanity, money isn’t really important.2. e.g. Obviously, the discomfort of the job is not enough to prevent this young manfrom his goal —making money for his education.Obviously, if you want to lose weight very quickly, you should do two things at the same time: eat less and exercise more! 3. e.g. Food is a real need, but what about the sugarcoated breakfast food advertisedon television? It’s neither necessary nor nutritious.The customer neither needs nor plans to buy candies and chewing gums, which are attractively displayed.Translation exercises:I. Translate the following sentences into Chinese.1. 许多中年⼈去健⾝房锻炼，到街上跑步，为的是延缓衰⽼。

ExercisesDirections: Fill in the blanks with the words or phrases given below, change the form if necessary. (P44)terminal impose racial conviction bid authorize historic site mission decade on the side slender make the best of religious close in on web1. China's economic success over the past three has raised the living standards of hundreds of millions of Chinese citizens.2.Citibank(花旗银行) picked the chief executive of Etang. com as its first Chinese customer Thursday to open an account at its new branch in the Peace Hotel along Shanghai's fabled waterfront.3.The United States last Wednesday tariffs(关税)of up to 30 percent on a range of foreign steel imports to help protect its domestic(国内的)industry.4.Although he was raised as a Christian, he's not really very .5.You can distinguish between frogs and toads（蟾蜍）in the following way: frogs have bodies, long limbs, and a smooth skin, and toads have stouter bodies, short limbs, and dry skin.6.From the airplane window I could see a of city streets.7.Aunt Pat smiled at her little niece and her to eat.8.Dr. Rich Hamilton is planning his own World Wide Web on theInternet to provide assistance to anyone who asks for medical help.9.It is difficult to estimate the number of people doing part-time jobs.10.The president has his foreign minister, Mr. Burns, to act as representative to the international conference to be held in Tokyo nextmonth.11.Advances in telecommunications have meant that it is just as easy to work from a computer at home as it is from a town center office.12.Until the new gym is built, you have no option but toexisting buildings which may or may not suit your immediate requirements.Directions: use the verb in brackets to form an appropriate phrasal verb to replace the italicized part of each sentence .(P45)1.When she was younger, my mother experienced a depression so severe she had to be hospitalized. (go)2. The rest of them used to be really nasty(不友好的)to me，but Susie always defended and supported me. (stand)3. The local government established strict rules and regulations to be followed by all soccer fans in the 2002 FIFA World Cup in South Korea. (lay)4.Tim was quite unhappy about having to undertake all the householdchores when his wife went out to work. (take)5. Sterling promised to be in the school library by eight o'clock but it looks like he’s disappointed us again. (let)6. My professor suggested that I make use of the data accumulatedover the years when I work on my project. (draw)7. The problems we are confronted with belong to two categories:one is financial, the other is technical. (fall)8. Children's toy guns now look so real that they can often be takenfor the real thing. (pass)Rewrite each sentence with the word or phrase in brackets, keeping the same meaning. The first part has been written for you.(P46)1.The Europeans have full confidence that the Americans will not be able to justify their measures to protect the struggling American steel industry. (confident)The Europeans _____________________________________________.2.Joe Klein, staff writer of the New Yorker and author of The Natural thinks that Clinton is the most talented politician of his generationand the most compelling. (in the eyes of)Clinton is, _____________________________________________.3.There’s not much you can do if people are really determined to destroy themselves with drugs. (be intent on)There's not much you can do if _________________________________.4.A completely different approach to life could result from a different experience of the world. (forge)A different experience of the world _____________________.5.We firmly believe that the cloning(克隆)of human beings is boundto cause many ethical and social problems in the long run. (conviction)It _____________________________________________. Directions: Fill in the blanks with the words given below. (P49) friendly lonely monthly weekly lovelycowardly saintly kindly lively motherly1. Beethoven was and often unhappy, but in contrast to this, he wrote joyful music，such as his last symphony (交响乐), The Ninth.2. Japanese engineers throughout the company appreciated their America-n counterpart(对应的人) George’ s expertise and his help.3. The term"wage"is commonly reserved for weekly , and salary for payment and both types are covered by the term “pay”.4. With the unanimous(一致的) agreement of our family，we finally spent ＄500，000 purchasing a big house with a biggarden out the back.5. Those who refused to fight in the war were consideredand were badly treated.6. The boy was rescued by a fisherman, who nursed him back to health.7. What we need for this job is someone with a andenquiring mind who will have lots of new ideas.8. She took care of many homeless children in a manner. Translation(p51)1.虽然受到全球金融危机后果的巨大影响，但是我们仍然相信我们能够面对挑战，克服危机。

Unit 2 ExercisesWatchingPart 1I. Watch Part 1. Decide whether the following statements are true (T) or false (F)._______ 1. In the Arctic region of Canada, there are lots of animals and plantswhich can survive in the cold weather._______ 2. Every year, polar bears eagerly wait for the bay to freeze so thatthey can hunt for food._______ 3. Polar bears‟ heavy fur can protect them from the freezing winds._______ 4. Polar bears can live for long periods of time without eating anything because of the heavy layer of fat._______ 5. Like the high Arctic, there‟s permanent ice pack on Hudson Bay.II. Watch again. Fill in the blanks with the given words. Change the form where necessary.inhospitable freeze thrive reserve insulate adjust edge mammal surviveHudson Bay is near the (1) _______________ edge of the Arctic region of Canada. When the short summer is disappearing, winter is coming which makes this area a very (2) _______________ inhospitable place not only for animals but also for plants. But polar bears (3) _______________ thrive in these cold, lonely surroundings. Winter is the perfect weather for this huge marine (4) _______________ mammal, which is dependent on the ice and cold for its (5) _______________ survival. Spending most of their lives on (6) _______________ frozen seas and lands, polar bears make necessary (7) _______________ adjustments so that they can handle the unbearable weather. Firstly, they are (8) _______________ insulated from the freezing lands by their thick fur. Secondly, (9) _______________ reserves of blubber on their bodies allow them to live for long periods of time without eating.III. Listen and repeat. You are going to hear five sentences selected from the video. Repeat each sentence after it is spoken twice. Then write the sentences.1. ____________________________________________________________________________.2. ____________________________________________________________________________.3. ____________________________________________________________________________.4. ____________________________________________________________________________.5. ____________________________________________________________________________.Part 2I. Watch Part 2. Answer the following questions.1. When can people see polar bears closely?2. Why do polar bears stay at the shore?3. What kind of vehicles do people use4. Why are polar bears considered as an “umbrella species”?II. Watch again. Underline the incorrect word in each sentence and write the correct one.1. “At this time, these typically personal animals will interact in ways not completelyunderstood by humans.” ____________________2. “As the bears wait, they often have friends.” ______________________3. “Well, it‟s an infant male, but rather young.” ______________________4. “They are expected good indicators of the health of the Arctic environment.”______________________5. “What is especially attractive in polar bears in terms of reservation, it is a well ... we say …umbrella species‟.” ______________________III. Oral work. Summarize the story. Use the words and expressions below to help you. Useful words and expressionsseasonal contact rare tundra buggiesin bad shape observe predator indicator conservation umbrella species at the top of the food chainPart 3I. Watch Part 3. Match Column A with Column B to make correct sentences.Column A1. Despite the cold in the area,2. Over the last twenty-five years,3. Any changes in the global climate4. Ice didn‟t form until around December 12th,5. Four to six weeks of hunting are lost,Column BA. so polar bears‟ ability to find enough food is greatly reduced.B. is going to have direct impact on polar bears.C. the environment is not stable.D. ice melt has started two weeks earlier.E. so polar bears lost two or more weeks of feeding at the beginning of the season.II. Watch again. Fill in the blanks with the missing words.Many researchers believe that the health of polar bears (1) _____________ directly with the health of the environment. Scientists are (2) _____________ that despite the constant cold in Northern Manitoba, it may not be staying cold long enough to keep the environment (3) _____________. In other words, global warming may be affecting the ice (4) _____________, which are (5) _____________ for the survival of polar bears. Cam Elliot explains what the situation means for the continued (6) _____________ of the polar be ar. “Over the last twenty-five years, research (7) _____________ by the Canadian Wildlife Service has found about a two-week (8) _____________ in spring weather and ice melt. Anything in the global climate that would affect the (9) _____________ or the (10) _____________ of the time that the ice is on Hudson Bay or the Arctic waters, is going to have immediate (11) _____________ on polar bears.”III. Oral work. Work with a partner. Given the information in this part, share ideas with your partner on the topic: Why Are Polar Bears So Hungry?Useful words and expressionsIntroducing causes: because, because of, since, as, as a result of, as a consequence of, due to, owing to, be attributed to, result from ...Introducing results: so, therefore, thus, consequently, as a result, as a consequence, lead to, contribute to, result in ...I. Watch Part 4. Match the questions with the answers.Questions1. What did the biologist think of polar bears?2. What did the narrator say about polar bears?AnswersA. Polar bears are a key to understanding the Arctic.B. Polar bears symbolize the frozen Arctic.C. We should develop measures to protect polar bears.D. By protecting polar bears, we are protecting the entire Arctic ecosystem.E. It‟s hard to imagine the world without polar bears.II. Watch again. Fill in the blanks with the given words and then retell the story with the help of the expressions.endangered key caring conservationlies in ensure species(1) ________________ animals (5) ________________ efforts(2) a(n) ________________ world (6) umbrella ________________(3) a(n) _____________ to understanding the Arctic (7) the polar bears‟ future _____________(4) ________________ their survival answers to these questionsIII. Oral work. Work with a partner. Role-play an interview with the biologist Nikita Ovsyanikow about his research and findings.Follow-upI. Watch the entire video. Match the people with their opinions or statements.A. Polar bears are built for the Arctic.B. The polar bears have essentially gone four months without eating anything.C. Polar bears can be regarded as “umbrella species” which are at the top of the food chain.D. There is a two-week advancement in spring weather and ice melt.E. By protecting polar bears, we are protecting the whole Arctic ecosystem.F. Global warming has an impact on the stability of the ice.II. Oral work.Imagine you are a biologist who has conducted comprehensive research on polar bears and the impact of global warming on them. You are required to make an oral presentation including the information in the exercise above.III. P roject. Form groups of three or four. Each group does research online or in the library onReading Comprehension1. What‟s the purpose of paragraph 1?A. To describe the climate of the Arctic region.B. To introduce conservation issues.C. To explain why Hudson Bay is so cold.D. To prove that the polar bears need ice.2. Which of the following does NOT help keep polar bears warm?A. Thick fur.B. Short tails.C. Fat reserves.D. Large ears.3. According to the writer, what would be a luxury for polar bears?A. A temporary ice pack.B. Warmer temperatures.C. A year with one season.D. An uninterrupted summer.4. Why do people travel from nearby towns and cities to see the polar bears?A. Because the polar bears are only there every ten years.B. Because there is no zoo nearby.C. Because they like to ride in tundra buggies.D. Because polar bears can rarely be seen in the wilderness.5. According to Ovsyanikow, when an umbrella species is threatened, ________.A. the species usually evolvesB. scientists are delightedC. the climate begins to changeD. many other species are affected6. Which is an appropriate heading for paragraph 12?A. Decline in Hunting Days.B. Bay Freezes One Month Early.C. Polar Bears Migrate North.D. Substitute for Seafood.7. What have polar bears increasingly become a symbol of?A. The animals of northern Manitoba.B. The problem of global warming.C. A species saved from extinction.D. The Canadian Wildlife Service.8. Polar bears can be considered relatively good indicators of the health of the Arcticenvironment because they act as ______________________________ in the food chain.9._________________________________that the ice is on Hudson Bay has beenseriously affected by global warming.10. If polar bears can be saved by the necessary changes we make, we can save otheranimals which require _______________________.HOME LISTENINGI. Listen to the passage. Fill in the following sentences with the given numbers.100 0.6 0.8 1.4 1,473 2008 5.81. In the last century, the earth‟s temperature has risen by approximately ________ to ________ degrees Celsius.2. By the end of the 21st century, the earth‟s temperature will likely rise between ________ and ________degrees Celsius.3. Extreme temperature changes, such as those projected over the next ________ years, could be a serious threat to the human environment.4. According to a scientific study, ________ species have suffered biological changes directly resulting from global warming.5. As of ________, several countries only participate in the “Kyoto Protocol” on a reporting basis.II. Listen again. Answer the following questions.1. What produces greenhouse gases, such as carbon dioxide?_____________________________________________________________________________.2. Who will suffer first from global warming?_____________________________________________________________________________.3. Who is working to decrease the emission of dangerous gas?_____________________________________________________________________________.4. What did the United Nations do to tackle global warming?_____________________________________________________________________________.5.What is the most serious drawback of the “Kyoto Protocol”?_____________________________________________________________________________.III. L isten again. Fill in the blanks with the exact words you hear, and then match Column A with Column B.Column A Column B1. Seals A. are _________________ earlier.2. Birds B. are changing their _____________ patterns.3. Plants C. are changing their _______ periods of sleeping and waking.4. Large animals D. are suffering from impacts on their ___________ season. IV. Oral work. Discuss the following questions in pairs.1.What is the most pressing environmental problem in your opinion?Useful expressionsglobal warming / air pollution / deforestation / shortage of natural resources / over-exploitation of natural resources / breakdown of ecosystem / endangered animal species / abnormal climate2. What is the root of many environmental problems?Useful expressionsburning of fossil fuels / low-efficiency in the use of natural resources / population growth / over-cultiva tion / people‟s desires for fur / hunting animals for meat / inappropriate disposal of garbage / people‟s desires for comfort and conveniences / abuse of natural resources3. What measures should be taken to protect our Earth?Useful expressionstake action and develop our own strategy to protect the environment / issue related laws or regulations to punish those who pollute the environment / sort and recycle garbage / invest more in the research or application of clean energy, such as solar energy, wind energy, etc. / take public transportation vehicles instead of driving private ones / buy energy- efficient home appliances / install low-flow shower heads and faucets.。

Unit 2 Physical ExercisesPart A教学目标◆语言知识目标1.学习单词：between，women, healthy, exercise, always, often, sometimes等。

2.学习句型：He often/always does sth.Sometimes he does sth.3.学习成节辅音-ven, -son和-cle等在单词中的发音。

4.学习韵律诗：Does He Often Exercise?5.功能：使用频度副词谈论日常行为习惯。

◆语言技能目标1.能在具体的语境中理解频度副词often, always和sometimes的意义和用法。

2.能运用频度副词谈论自己或他人的日常行为习惯。

3.能制定运动计划表，并说给老师和同学们听。

◆情感态度加强锻炼，增强体质。

教具准备1. 单词卡片：exercise，between等。

2. 有关运动项目的图片，如：游泳、打篮球、踢足球等。

3. 录音机或教学光盘。

教学过程Step 1 Warming up1. 师生互致问候。

2. 教师出示两条谚语：Early to bed, early to rise, makes you healthy, wealthy and wise. (早睡早起身体好，财富、才智少不了。

)No exercise, no life. (生命在于运动。

)教师读一读谚语，帮助学生理解谚语的大意后，教学单词healthy和exercise。

3. 教师出示课本第14页的韵律诗，和学生们一起读一读，并配上相应的动作。

然后播放录音，全班学生模仿录音边说边做动作。

Does He Often Exercise? 他经常锻炼吗？Does he often exercise? 他经常锻炼吗？Yes, he does. 是的，他经常锻炼。

He often goes running. 他常去跑步，And swimming, too. 也常去游泳。

Unit 2 How often do you exercise同讲义、练习武汉龙文教育学科辅导讲义授课对象授课教师靳老师授课时间年月日授课题目Unit2Howoftendoyouexercise?课型复习课使用教具讲义、练习册教学目标掌握Unit2Howoftendoyouexercise?知识点；特殊疑问句的巩固及训练。

教学重点和难点频率副词的构成及运用；some与time构成的词组的辨析。

参考教材新目标、教辅教学流程及授课详案Unit2Howoftendoyouexercise?²SectionA句型 1.—whatdoyouusuallydoonweekends?—Ioftengotothemovies.2.—Howoftendoyoushop？—Ishoponceaweek.3.—Howoftendoessheexercise?—Sheexerciseseveryday.考点1Howoftendoyouexercise?你多久锻炼一次？Howoften引导特殊疑问句询问别人做某事的频繁程度.回答用always,sometimes,hardlyever,twiceaday等频率副词。

主要频率副词的等级排序：always>usually>often>sometimes>hardlyev er>never隔一段时间做某事数次用数词+时间间隔的结构构成。

如：onceaweektwiceadaythreetimesamonth辨析：howmany，howmuch表示“多少”howmany后接可数名词复数，howmuch接不可数名词。

howmanytimes询问多少次，其答语表示次数。

如：once，twice，threetimes等Howmanytimesdoyougotothemoviesamonth?Aboutthreetime s.howlong询问多长时间，其答语表示一段时间，如：fortwodays，forthreehours等。