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2008-2009高2011级上学期期末考试
英语试题
(考试时间：120分钟满分120分)
第1卷选择题
第一部分听力(共两节，满分20分)
第一节(共5小题；每小越1分，满分5分)
请听下面5段对话，选出最佳选项.
1．what does the man think the building probably will be?
A.A market．
B.A botel
C.A department store
2.Where does the woma live?
A.Rome
B.San Francisco
C. Paris
3.What are the speakers talking about?
A.Weather
B.Work
C.Food.
4.What is the evening temperature according to the radlo broadeast?
A.13℃
B.30℃C15℃
5.What does the woman want to do?
A.Buy g good second-hand computer
B.Buy agood new computer．
C.Buy anewspaper．
第二节(共15小题；每小题1分，满分15分) 、
请听下面5段对话或独白，选出最佳选项.
请听第6段材料，回答第6，7题.
6.what is the probable relationship between the speakers?
A. Friends
B.Husband and wife
C.Father and daughter.
7.Whatd did the speakers do totether?
A.They had a dance.
B.They had a dinner.
C.They saw a film.
请听第7段材料，回答第8至10题.
8．When did the woman borrow the CD?
https://www.doczj.com/doc/7e2539571.html,st week．
B.Two weeks ago.
C.Three weeks ago 9·Why did the wonan borrow the CD?
A.To copy．B．To spend her weekend. C.Tomakefriendswiththeman．10．What does the woman think of the CD?
A·Old. B.Dull．C．Wonderful．
请听第8段材料，回答第11至13题.
11.What is the probable relationship between the speakrs?
A.Husband and wife．
B.Boss and secretary．
C.Neighbors.
12.Who are the boys afraid of?
A.Their mother,
B.Their father
C.The man speaker.
13.What can we learn from the conversation?
A.The man si offering the woman some suggestions.
B.The mau is helping the woman teach her sons.
C.The man is annoyed with the woman’s sons．
请听第9段材辩，回答第14至17题.
14．What does the woman probably do?
A.She worl at a hotel.
B.She is the secretary of Mr Li
C.She is the secretary of Dr Green．
15．Which room is Dr Green staying in?
A.Room770.
B.Room 707.
C.Roo717.
16. How can the man get in touch with Dr Green?
A.Dialing 114 to find the phone number
B.Asking the woman to take a message
C.Going to the hotel where Dr Green is staying
17. Why does the man ask the woman to change the dollar?
A.To pay for the information．
B.Topayfor. Ticket.
C.To make a ph me call
请听第10段材料，回答第18至20题.
18.How long does Summer in Australit last?
A.Two months B,Three Months． C.Four months．
19. ln which season will yon spend-Christmas Day, if you are in Australia?
A．Summer B.Winter． C.Spring
20.Why can’people reach the top of Ayers Rock?
A.Ir’s very cold there. B．It rains hard there．C．It’s very hot there.
第二部分：知识运用(共两节，满分45分)
第一节：单项选择(每遵1分，共15分)
21．Hiking is_________ great fun. You will get close to _____________nature and take exercise at the same time
A.a;不填 B a;不填 C.不填;the D．不填；不填22．You can_________mine if you have _________ your notebook at home.
A．share；left B.borrow;forgotten C.buy;left D.ues;forgotten 23.wh.t do vou think we can_________to make the advertisement more attractire and interesting?
A.bring up
B.borrow;forgotten C．bring down D．bring back 24．Charles is generally considered________________ the first computer
A.to invent
B.inventing
C.to have invented
D.having
25. He owes many thanks______our teachers________their help.
A.to；for
B.for;to
C.for;with
D.having
26.She__________into the thick forest alone on such a dark night．
A.dares not go
B.dares not to go C．dare not to go D.doesn’t dare to go
27.When you finish，please put the book bac___________it was．
A.where
B.at which C．the place
28.As the matter is__________, I can’t give you a definite answer.
A. under discussion
B.under discussing
C.in discussing D．in discussion
29·He was told that it wound be at least three more months_________he could recover and trturn to work.
A.when
B.before
C.since
D. that
30.________and happy, Tony stood up and accepted the prize．
A.Surprising
B.surprised C Being surprised D. To be surprising
31.Jack said he would do_______he could._______with me maths.
A.that，help B what．help C.what,to help D.that,to help
32.If Newton lived today,he would be surprised by what_________in science and technology.
A．had discovered B.had been discovered
C．has discovered D.has been discovered
33．—Where’s Jim?
—He’s upsta irs_______letters．
A.writes
B.is writing
C.write
D.writing
34.Miss Smith is leaving to get married and Miss Jones witl be_________ the class.
A.taking over
B.getting over. C．handing over D.turning over
35.It is reported that two schools,________are being bulit in my hometown,will open next year,
A.they both Bwhich both C．both of them D. both of whicb
第二节：完形填空(共20小题；每小题1分，满分20分)
阅读下面短文，掌握其大意，然后从36~55各题所给的四个选项(A、B、C和D)中，选出最佳选项.
You.have askedmeforsuggesfinnson howtoget alongintheUS.It is_____to give advice but I think the following”dos”and “don’ts” are helpful．
As a 37 it isn’ easy to find anyone to38 in a big city．However,here are some suggestions．First get o borrow a 39 ．WaIk him several times a day．Americans 1ove doge and usually stop to talk to anyone with a dog 40 try to eat in a cafeteria(自助餐馆).People usually share tables and will sonletimes talk to you 41 they see that you are a strauger Next.take your dirty clothes to a laundry(干洗店)．It takes about an bour to wash and dry,and many people 42 there.They often killf the 43 talking to the others，44 ask for information from a wom,if you are a 45 ,and from a man, if you are a woman, It seems to get 46 results for a reason I can’t understand. Leran the47 “please”, “Thank you” and “You’re welcome” before you come and use them all the time! They usually work like magic(魔术).
There are some things you shouldn’48 Don’t tell the truth when people49 "How are you?”.They only50 the answer to be“Fine'’．Never ask people their age,especially women! Everyone wants to be young．Don’t tell heavy people they are51 .Tell them they are losing weight．Everyone wants to be 52 ．Don’t be late for appointments.When someone says six o'clock be sure to be there by six 53 respect(尊重) 54 and expect everyone to be“on time”.
Above all，don’t worry! Just follow my advice and bring a lot of money and you will get along．I hope I have been pf some 55 to you
36.A.easy B.important C.necessary D.difficult
37.A.result https://www.doczj.com/doc/7e2539571.html,w C.beginning D.rule
38.A.smile B.talk C.talk to D.run
39.A.dog B.guide C.map D.bike
40.A.though B.Then https://www.doczj.com/doc/7e2539571.html,ter D.but
41.A.though B.before C.since D.if
42.A.wait B.smoke C.work D.fight
43.A.birds B.time C.clothes D.worker
44.A.Never B.seldom C.Always D.sometimes
45.A.policeman B.girl C.man D.teacher
46.A.wores B.better C.fewer D.no
47.A.English B.pronunciation C.spelling D.expressins
48.A.do B.say C.remember D.forget
49.A.say B.talk C.tell D.ask
50.A.wish B.find C.reply D.hope
51.A.strong B.young C.fat D.tall
52.A.rich B.thin C.fat D.heavy
53.A.Japanese B.Americans C.Germans D.Chinese
54.A.elders B.knowledge C.time D.women
https://www.doczj.com/doc/7e2539571.html,e B.help C.money D.idea
第三部分．阅读理解(共15小题；每小题2分，满分30分)
A
A diner in a very splendid restaurant started to take off his jacket，seeing the,the head walter dashed over to his table and said.“I’m afraid I must ask you to keep your jacket on，sir，for it is not good mannersto do it in such a smart restaurant．”
“Now listen"．said the diner．"I ' ll let yon know that the Queen of England gave me permission to remove my jacket here．’’
“The Qneen of England?”said the waiter in great surprise
“Sure”，.replied the dinner,“when 1 was in England hast month．a friend of mine who had a very important position in high Society took me to see the Queen．It was rather hot soI started taking my coat off．The Queen looked over and said，“you may do that in the United State，hut you may not do it here．”So I got the Queen’s permission，right?”
56．It eltll be sure that the story happened_________.
A．in England B．in the Qneen’s palace.
C．in America D．in an ordinary restaurant
57．The diner thought he could take off his jacket because________.
A.hewaspermitted bytheQueen ofEnglandtodo sointheU．S·
B.the weather was so hot that no one could stand it．
C.He had the freedom oftaking olrhis clothes anywhere．
D.He was in such a shabby restaurant．
58．What the Queen really meant was that____________.
A.people in the U.Swere less polite．
B.he shouldn’t take off his coat in such a formal oceasion in England.
C.she permitted him to tak off his jacket in America.
D.he English amd the Americans enioyed different ways of life．
B
Penple are so busy these days that many peopk.ilave no time to cook This becomes a problem，because most famines love home cooking! The food tastes good and warm,and a family
meal bringseveryone rogerher．In solnc families.meals are often the oniy times everyone sees one another thesame time，
Another yeason people enjoy home cooking is that it is often a way of showing love．A parent.who makes some cookies(小甜饼)is not just satisfying(满足)a child’s sweet tooth．She or he is sending a message．The message says,“I care about you ea oug to spend an hoar making c oking what you wilt eat up in 15 minutes if I let you.”
There is also something about the smeii of home cooking．The smell of home cooking pleases people of all ages.It makes most of us feet good and loved—even if we are the ones doing the next time you smella cake’making．Stop for a moment and pay attention to your mood(心情)．59．Why do fewer penpie cook now?
A．They have no time．B．Many people are too busy
C．Many people don’t like cooking D．They don’t like fami ly meals.
60．A parent spends all hour making’cookies__________.
A.just to Sarisft her or his child’s sweet tooth
B.only to send a messfige
C．to let a child eat up in 15minutes
D．Often to shaw her or his love
61．The writer thinks the smell of home cooking____________。
A.makes us happy B makes us be interested in cooking
C.makes us pay attention to our mood D．makes us love others
62.What’s the main idea of this passage?
A．Famiiy meals are important B.How to make cookies.
C．People are too busy to cook． D.Homemade cookies taste better．
C
How to protect children web fans from unsuitable materials (材料)on—line while encouraging them to use the Internet has long been discussed in the US.For some time，the Internet seems like a forest,filled with danger for children．But forests have wonders as web as dangers；and with good guides,some education and a few precautions(预防措施),the wilds of the,Internet can be safely navigated(航行)．”Children have to be on-line．If we tell our children they can’t have chances to the Interne,we’re cutting them off from their future,”said an expert．
Most children have started tu use search engines．Many ofthem arc great for finding lots of interesting Internet sites and they can also go to places where you might not want them to go．There are such enginea made just for children．A certain software(软件)contains only sites that have been selected as safe．The most popular way to limit chances would be to use what is known as a”content screener(过滤器)”，But this can’t be wholly safe，and the best thing parents can do is to talk to their
kids andletthemknowwhatisOKornotoKto see orduontheInternet．Anotherwayisthatmum
or dad is nearby when the child is surfing the Internet．
A fewother tips：
(1)Doe’t put the PC in a child’s room，but keepit in a place where mum or dad can keep an eye On things That also makes the Internet more of afamily activity．
(2) Ask your child not to give on-fine strangers persenul information，especially like address and phone number．
(3)Tell your ehildrcu never to talk to anyone they meet on—line over the phon,send them
anything，accept anything from them or agree to meet with them unless yon go along.
63.what is the main snhject about the passage?
A．Fighting against children ou—line. B. Internet in America．
C.American children going ou—line.
D. Children’s web sites．
64.What is the best way to protect children from improper material?
A.To talk to children and pervade them to tell rightt from wrong．
B.To be nearby when they are surfing the Internet.
C.To fx a content screeaer on the computer．
C.To buy some search engines for children.
65．Which ofthe following is right according to the passage?
A.Surfing the Interact is the best way ofeducating children．
https://www.doczj.com/doc/7e2539571.html,ing a content screener is safe for stopping children having changes to the Internet．
C.Scarching engines can stop children from reading materials unfit for them．
D.Children’s not having chances to the Interoet may have effect on(影响)their progress．66．According to the passage,we can infer that
A.the writer duesn’t enconrage children to sarfthe Internet
B.the Internet has a lot ofharmful sites
C.the Internet is a forest full ofdanger
D.a ehiId who is on-line is in danger
D
You have been badly in jured in a car aceident It is necessary to give you a blood trausfusion(输血) because you lost a great deal of blood in the accident. However,special eare must be taken in selecting mew blood for you.If the blood is too different from your own，the transfusion could kill you·
There are four basic types of blood：A,B,AB and O.A simple test can show a person’gbolld thpe .Everybody is born with one of these four types of blood.Blood type，like hair-color and height，is received from parents
Because of substances contained in each type,the four groups must be transfused carefully．Basieal]y,A and B cannot be mixed．A and B cannot receiveAB’but AB may receive A or B,O can give to any other group；henee，it is often called the universal donor(供血者)．For the opposite reason，AB is sometimes called the universal recipient(受血者) However,because so many reactions can happen in transfusions，patients usually receive only salt or plasma(血浆)until their blood can be matched as exactly as possible in the blood bank of a hospital.In this way,it is possible to keep away from any bad actionsto the thetransfusion.
There is a relationship between your blood type and your nationality Among Europeans and people of European aneestry about 42 percent have type A while 45 percent have type O·The rarest is type AB Other races have different percentages.For example,some Amerieau Indian groups have nearly 100 percent type O．
67.A good title for this selection is___________。
A.etting Blood and plasma
B.special Blood Color
C.Human Blood Types
D.The Relutionship Between Your Blood Type and Your Nationality
68．The word“hence’’in the thud paragraph means___________.
A.always B．often C.sometimes D．therefbre
69．The author suggests that the third most common blood type in Europe is____________. A．A B.B C.AB D.O
70．If you need a transfusion，the best and safest blood for you is_____________.
A．typeAB B. typeB
C．exactly the same type as yours D．a mixture of salt,phsma．and type O
第Ⅱ卷
第四部分写作（共三节，满分25分）
第一节，单词拼写（共10小题，每小题1分，满分10分）
71．You should only use this door in an_________(紧急情况).
72.I made an a_______to meet him on Friday.
73.Liu Guo zheng,togerher with Kongling hui and Liu Guoling,____________(代表)China in men’s table tennis singles event in the Sydney Olympic Games.
74.E.T is a c___________from outer space.
75Our country has__________（经历）great changes in the fifties years.
76.In Sydney the Chinese team got 28 gold medals,_________(排名)tjird of all the competing countries.
77.Don’t forget to r______him a bout the important meeting.
78.They are different,but they are of the same__________(重量)
79.Knowing good table manners will help you make a good i______________.
80.Smokong heavily has a bad c ___________in ine’s health.
第二节短文改错（共10小题，每小题1分，满分10分）
此题要求改正所给短文中的错误。对标有题号的每一恒作出判断：如无错误，在该行右边横线上画一个勾（√）；如有错误（每行只有一个错误），则按下列情况下改正；
此行多一个词：把多余的词用斜线（\）划掉，在该行右边横线上写出该词，并也用斜线划掉。
此行缺一个词：在缺词处加一个漏字符号（^），在该行右边横线上写出该加的词。
此行错一个词：在错的词下划一横线，在该行右边横线￡写出改正后的词.
注意：原行投有错的不要改.
Life is made up from success and failure．No one 81.__________
is always successful and also no one is always afaillure．82.__________
So it doesn’t make much different whether you 83.__________
are successful or not．The most important things 84.__________
is simply what you did before your success or 85.__________
failure．If you lose your heart when you fail．or show 86.__________
arrogance(傲慢)when you success,you wiii 87.__________
never be Successful Instead of,you should face it 88.__________
brave and keep up with your courage when you 89.__________
fail，then your failure can changed into a sueeess．90.__________
第三节：书面表达(满分l5分)
假设你曾在某中学上过学，今年你重访母校.现以，，Great changes in my school，，为题，写一篇文章，内容要点如下：
1．母校建于1984年，那时只有10个班，500多学生.学校既没有操场，也没有实验室：因为不供电，晚上不得不在油灯下读书.
2．现在，每个教室配备了彩电.在语音实验室，你看见；一位外籍教师正在上英语课.在实验室里学生们正忙于做实验.一座现代化的图书馆正在建设之中.
3.校园绿树成荫，鲜花朵朵，好像走进了公园似的.
注意：
1．内容应包括以上要点，可以适当增加细节，使内容连贯.
2．词数100字左右.
3．开头已为你写好：I used to study in the Hope Middle Schoo!… .
_______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________
2009年第一学期高一年级期末英语试题
参考答案
第一部分：听力(满分20分)
1—5 CBACA 6-10 ABABC 11—15 CBCAB 16-20 ACBAC
第二部分：知识运用(共两节，满分45分)
第一节：单项选择(每题1分，共15分)
21—25 DABCA 26—30 DAABB 31一35 CDDAD
第二节：完形填空(共20小题；每小题1分，满分20分）
36—40 DDCAB 41—45 AABCC 46—50 BDADA 51—55 CBBCB
第三部分阅读理解(共15小题；每小题2分，满分30分)
56—60 CABBD 6l一65 AACAD 66—70 BCDBC
第四部分写作(共三节，满分25分) ，
第一节单词拼写(共10小题，每小题1分，满分10分）
71．emergency 72．appointment 73．represented 74．Creature 75．experienced 76．ranking 77．remind 78．Weight 79．imptessioion 80．effect
第二节短文改错(共10小题，每小题1分，满分10分)
8 1．From→0f 82.√ 83．difficult→difference 84．things→thing 85．did→do 86．去掉your 87．success→succeed 88.去掉of
89．brave→bravely 90．Can ^ changed→be
第三节：书面表达(满分1 5分)
One possible version：
I used to study in The Hope Middle Sch001．The school was set un in 1 984,when threr were only 10 classes and more than 500 students．There was neither a lab nor a playground. Because of no electricity,we had to study in the lamplight at night．AItbough 1 spent 3 hard
years i n、the sch001．1 had a good time
20 years latm．I visited my school again To my surprise l found the old schoot completely changed．There were trees and flowers everywhere．1 felt as if 1 had entered a beautiful park Every classroom was equipped with a color TV set．In the sound lab．1 saw a foreign tracher giving an English lesson．In the lab!students were busy doing experimentsj A modem library was being built．
I hope that my school will become more and mOre beautiful in the future
南充高中2019-2020学年度第二学期期末考试 高二语文试卷 第1卷阅读题最新试卷多少汗水曾洒下，多少期待曾播种，终是在高考交卷的一刹尘埃落地，多少记忆梦中惦记，多少青春付与流水，人生，总有一次这样的成败，才算 温馨提示：多少汗水曾洒下，多少期待曾播种，终是在高考交卷的一刹尘埃落地，多少记忆梦中惦记，多少青春付与流水，人生，总有一次这样的成败，才算长大。高考保持心平气和，不要紧张，像对待平时考试一样去做题，做完检查一下题目，不要直接交卷，检查下有没有错的地方，然后耐心等待考试结束。 长大。 一、现代文阅读(35分) (一)论述类文本阅读(9分，每小题3分） 阅读下面的文字，完成1?3题。 文化传统无所不在,既在一切传统文化之中，也在一切现实文化之中。文化传统是不死的民族魂。它产生于民族的历代生活,成长于民族的反复实践，成民族的集体意识和集体无意识。简单说来，文化传统就是民族精神。 一个民族有一个民族的共同生活、共同语言，从而也就有一个民族共同的意识和无意识，或者叫共同心理状态。民族的每个成员，正是在这种共同生活中诞生、成长，通过共同语言来认识世界，体验生活，形成意识,表达愿望。因而，生活对于他们就是一片园地,语言对于他们便是一种工具，大凡在这种生活里不存在的现象和愿，由这种生活导不出的方式和方法.用这种语言未曾表达过的意念，用这种语言无法道出来的思想，自然不会成为这一民族的共同心理。即使有时这个民族的某些成员会酿出某些独特的心理,也往往由于禁忌、孤立等社会力量的威慑，不是迅速销声匿迹,便是陷于孤芳自赏的境地，而很难挤进民族的共同圈子里去，除非有了变化着的共同生活作后盾。唯有那些为这一民族生活所孕育、所熟悉、所崇尚的心理，才能时刻得到鼓励和提倡，包括社会的推崇和个人的向往，其道大行，成为巨大的物质财富和精神力量。这样，日积月累，署往寒来，文化传统于是乎形成。 一般说来，文化传统是一种惰性力量。它制约着人们的思维方法，支配着人们的行为习俗，控制着人们的情感抒发，左右着人们的审美趣味,规定着人们的价值取向，悬置着人们的终极关怀。个人的意志自由在这里没有多少绝对意义，正像血肉超不出皮肤一样，个人意志超不出文化传统。但也正因如此，文化传统便成了一种无声的指令、凝聚的力量、集团的象征。没有文化传统，我们很难想象一个民族如何能够存在,一个社会如何能够不涣散,一个国家如何能够巩固。 当然这并非说文化传统是不变的。因为随着时间的变化，传统中某些成分会变得无所可用而逐渐淡化以至衰亡；生活中某些新的因素会慢慢积淀,并经过筛选整合而成为传统的新成分。但是必须注意，文化传统的变化无论如何总是缓慢的、渐进的，不会一蹴而就，即使在社会急剧变化的革命时期也是如此。
第一部分听力理解（共两节，满分30分） 第一节（共五小题；每小题0.5分，满分7.5分） 听下面五段对话.每段对话后有一个小题, 从题中所给的A、B、C 三个选项中选出最佳选项,并标在试卷的相应位置.听完每段对话后,你都有10秒钟的时间来回答有关小题和阅读下一小题.每段对话紧读一遍. 1. According to the weatherman, what is the forecast for tomorrow? A. It will rain. B. It will be cold C. It will be windy. 2. What does Mr.Brown most probably do at the school? A. He teaches art. B. He learns painting. C. He repairs equipment. 3. What was the weather like last Saturday? A. It was sunny. B. It was raining all day. C. It turned fine in the afternoon. 4. What’s the woman’s occupation? A. A shopkeeper. B. A bank clerk C. A driver. 5. What does the woman think of the film/ A. She thinks the film will win the prize. B. She doesn’t think the film is good. C. She isn’t interested in it. 第二节（共15题；每小题1.5分，满分22.5分） 听下面五段对话或独白。每段对话或独白后有几个小题, 从题中所
海拉尔实验高中2014-2015年度高一上学期英语 出题人:宫景光 第一部分 第一节:阅读理解（共15小题；每小题2分，满分30分） 阅读下列短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项。 A Many teenagers feel that the most important people in their lives are their friends. They believe that their family members, especially their parents, don't know them as well their friends do. In large families, it is often for brothers and sisters to fight with each other and then they can only go to their friends for advice. It is very important for teenagers to have one good friend or many friends. Even when they are not with their friends, they usually spend a lot of time talking among themselves on the phone. This communication is very important in children's growing up, because friend can discuss something difficult to say to their family members. However, parents often try to choose their children's friends for them. Some parents may even stop their children from meeting their good friends. The question of “choice” is an interesting one. Have you ever thought of the following questions? Who choose your friends? Do you choose your friends or your friends choose you? Have you got a good friend your parents don't like? 21.? Many teenagers think their _______ know them better than their parents do. A. friends???? B.?teachers?????? C. brothers and sisters???? D.?classmates 22.?When teenagers stay alone, the usual way of communication is to _________. A. go to their friends?????????? B. talk with their parents C. have a discussion with their family??? D. talk with their friends on the phone 23.?Which of the following is DIFFERENT in meaning from the sentence “Some parents may even stop their children from meeting their good friends.”? A. Some parents may even not allow their children to meet their good friends. B. Some parents may even ask their children to stay away from their good friends. C. Some parents may even not let their children meet their good friends. D. Some parents may want their children to stop to meet their good friends. 24.? The main idea of this passage is that ___________. A. Teenagers need friends? B. Friends can give good advice C. Parents often choose their children's friends for them D. Good friends can communicate with each other?? ? B Some people think that they will get ill if they use their brains (大脑) too much.. It is not true. Through many studies, scientists show us that the more you use your brains, the better it will
南充高中2011年面向省内外自主招生考试 数学试卷（顺庆校区） （考试时间：120分钟 试卷总分：150分） 第I 卷（选择■填空题） 、选择题（每小题 5分，共计20分.下列各题只有一个正确的选项，请将正确选项的番号填入答题卷的相应位置） 1 1、已知 sin i ?cos ，且 45° ：：：「：：： 90°，则 cos ，-sin 〉的值为 8 3 C.— 4 6、已知O O 的直径 AB=20，弦 CD 交 AB 于 G , AG>BG,CD=16,AE 丄 CD 于 E , BF 丄 CD 于 F ，贝U AE-BF 为 9、设正△ ABC 的边长为2, M 是AB 中点，P 是BC 边上任意一点，FA+PM 的最大值和最小值分别 s 为和t ，则S 2 - t 2 二 10、在厶 ABC 中，AC= 2011,BC= 2010, AB 二 2010 2011 则 sin A ?COSC = 2、若a,b,c 为正数，已知关于 x 的 2 （a 1）x （b 2）x c ^0的根的情况是（ 兀二次方程 ax 2 ■ bx c =0有两个相等的实根，则方程 A 、没有实根 C 、有两个不等的实根 3、已知半径为1和2的两个圆外切于点 3 2 B 、有两个相等的实根 D 、根的情况不确定 P 则点P 到两圆外公切线的距离为 4、 3 4 A . - B.- 4 3 下图的长方体是由 A , B , C , D 小的四个选项中所示的四个几何体拼接而成的，而且这四个几何体都是由 第四部分所对应的几何体应是 4个同样大 二、填空题（每小题 5分，共计60分，请将答案填到答题卷的相应位置处） 5、某次数学测验共有 20题，每题答对得5分，不答得0分，答错得 ￡分?若小丽这次测验得分是质数，则小丽这次 最多答对 题. 7、如图，两个反比例函数y =也和y =脸在第一象限内的图象依次是 x x 交C 2于点A , PD 丄y 轴于点D ,交C 2于点B,则四边形 C 1和C 2,设点P 在C 1上, PC 丄x 轴于点C , 8若二次方程组 有唯一解，则k 的所有可能 取值为 厂 k(x -2) 1 第二部 PAOB 的面积为
四川省南充高中2020年“科技冬令营”初三数学试题（一） （时间120分钟，满分150分） 一、选择题（每小题5分，共50分） 1.计算 ++++…+的结果是（ B ） A ． B ． C ． D ． 2.如图，是由两个正方体组成的几何体，则该几何体的俯视图为( D ) 3.如图，若x 为正整数，则表示﹣的值的点落在（ B ） A ．段① B ．段① C ．段① D ．段① 4．如图，AB 是⊙O 的直径，EF 、EB 是⊙O 的弦，且EF ＝EB ，EF 与AB 交于点C ，连接OF ．若∠AOF ＝40°，则∠F 的度数是（ B ） A ．20° B ．35° C ．40° D ．55° 5. 如图，在矩形ABCD 中，AB ＝3，BC ＝6．若点E 、F 分别在AB 、CD 上，且BE ＝2AE ，DF ＝2FC ，G 、H 分别是AC 的三等分点，则四边形EHFG 的面积为（ C ） A ．1 B ．32 C ．2 D ．4 6.关于x 的一元二次方程x 2﹣（k ﹣1）x ﹣k +2＝0有两个实数根x 1、x 2，若(x 1?x 2+2)(x 1?x 2?2)+2x 1x 2=?3，则k 的值（ D ） A ．0或2 B ．﹣2或2 C ．﹣2 D ．2 7.如图，正方形ABCD 的边长为4，点E 是AB 的中点，点P 从点E 出发，沿E →A →D →C 移动至终点C ，设P 点经过的路径长为x ，△CPE 的面积为y ，则下列图象能大致反映y 与x 函数关系的是（ C ） A B C D
8.如图，AB 是⊙O 的直径，M 、N 是（异于A.B ）上两点，C 是上一动点，∠ACB 的角平分线交⊙O 于点D ，∠BAC 的平分线交CD 于点E ．当点C 从点M 运动到点N 时，则C.E 两点的运动路径长的比是（ A ） A ． B ． C ． D ． 9. 在同一平面直角坐标系中，若抛物线y ＝x 2＋(2m －1)x ＋2m －4与y ＝x 2－(3m ＋n )x ＋n 关于y 轴对称，则符合条件的m 、n 的值为（ D ） A ．m ＝57，n ＝－187 B ．m ＝5，n ＝－6 C ．m ＝－1，n ＝6 D ．m ＝1，n ＝－2 10. 如图，△ABC 中，AB ＝AC ＝10，tanA ＝2，BE ⊥AC 于点E ，D 是线段BE 上 的一个动点，则CD + BD 的最小值是（ B ） A ．2 B ．4 C ．5 D ．10 二、填空题（每小题6分，共36分） 11.如果不等式组 的解集是x ＜a ﹣4，则a 的取值范围是 a ≥?3 ． 12.若2x 2?6y 2+xy +kx +6能分解成两个一次因式的积，则整数k= ±7 . 13.已知直线1l ：5y +-=x 交x 轴于点A ，交y 轴于点B ；直线2l ：52y +=x 经过点B ， 交x 轴于点C ，过点D （0，-1）的直线b kx +=y 分别交1l 、2l 于点E 、F ，若△BDE 与 △BDF 的面积相等，则k= 12 . 14.如图，Rt △ABC 中，∠A ＝90°，CD 平分∠ACB 交AB 于点D ，O 是BC 上一点，经过C.D 两点的⊙O 分别交A C.BC 于点E.F ，AD ＝，∠ADC ＝60°，则劣弧的长为 π ．
高一下学期期中考试英语试题 一、阅读理解（共15小题；每小题2.5分，满分37.5分） 1. 阅读理解 TheBest Ice Rinks in Europe ZeroDegrees, London, the UK TheMaritime Museum in Greenwich has opened an ice rink this year for the firsttime. It’s outside the Queen’s House and has agreat view of the R iver Thames, creating a wonderful skating experience. It’s alittle cheaper than competing museum ice rinks, and less busy, too. There is noneed to book tickets online. You can simply turn up and buy tickets there. Nextto the outdoor ice rink there is an indoor bar for those who simply wish towatch, and it’s open until late. Ticketprices: adult from ￡13.50, child from ￡6.75 SkatingHeroes, Hungary Budapest’sCity Park ice rink opens daily from November to February: it’s one of thelargest and oldest open-air rinks in Europe and it is beautiful. It is easilyreached by train or subway. A cafe serve hot chocolate, wine and traditionalchimney cakes. If you are fortunate, you may see some of Budapest’s olderresidents ballroom dancing on the ice. Ticketprices: adult from ￡3.50, child free Bite-Size,Poland
最新人教版高一英语必修一单元测试题全套含答案 单元检测（一） 第一卷 第一部分听力(共两节，满分30分) 第二部分英语知识运用(共两节，满分45分) 第一节单项填空(共15小题；每小题1分，满分15分) 从A、B、C、D四个选项中选出可以填入空白处的最佳选项。 21．Are you concerned ________ your mother when she is out in Africa? A．about B．inC．at D．over 22．As a driver，you shouldn't________speed limits(限速) in the center of the city. A．put B．ignoreC．notice D．take 23．The report said that today the sea would be ______ and we could enjoy ourselves on the boat. A．quiet B．calmC．strong D．nervous 24．When he ________the dog on the street，he saw the accident. A．played B．tiedC．walked D．got 25．He has grown up after he ________so much in his life. A．went through B．looked through C．got through D．broke through 26．—Did the naughty boy break the glass by chance? —No，______. A．of course B．on purpose C．by hand D．for pleasure 27．Those series of stamps ______ incomplete，while this series ______ complete. A．are；are
南充高中2017年面向省内外自主招生考试 数 学 试 卷（顺庆校区） （考试时间：120分钟 试卷总分：150分） 第Ⅰ卷（选择.填空题） 一、选择题（每小题5分，共计20分.下列各题只有一个正确的选项，请将正确选项的番号填入答题卷的相应位置） 1、已知1sin cos 8 αα?=，且004590α<<，则cos sin αα-的值为 A. B. C. 34 D. ±2、若,,a b c 为正数，已知关于x 的一元二次方程20ax bx c ++=有两个相等的实根，则 方程2(1)(2)10a x b x c +++++=的根的情况是（ ） A 、没有实根 B 、有两个相等的实根 C 、有两个不等的实根 D 、根的情况不确定 3、已知半径为1和2的两个圆外切于点P,则点P 到两圆外公切线的距离为 A ．34 B ．43 C ．32 D ．3 4、下图的长方体是由A ，B ，C ，D 四个选项中所示的四个几何体拼接而成的，而且这四个几何体都是由4个同样大小的小正方体组成的，那么长方体中，第四部分所对应的几何体应是 二、填空题（每小题5分，共计60分，请将答案填到答题卷的相应位置处） 5、某次数学测验共有20题，每题答对得5分，不答得0分，答错得 –2分．若小丽这次测验得分是质数，则小丽这次最多答对 题． 6、已知⊙O 的直径AB =20，弦CD 交AB 于G ，AG >BG ,CD =16,AE ⊥CD 于E ，BF ⊥CD
于F ，则AE-BF 为 7、如图，两个反比例函数y ＝ k 1x 和y ＝ k 2x 在第一象限内的图象依次是C 1和C 2，设点P 在C 1上，PC ⊥x 轴于点C ，交C 2于点A ，PD ⊥y 轴于点 D ，交C 2于点B ，则四边形P AOB 的面积为 8 、若二次方程组 有唯一解，则k 的所有可能 取值为 9、设正△ABC 的边长为2，M 是AB 中点，P 是BC 边上任意一点，P A+PM 的最大值和 最小值分别s 为和t ，则=-22t s 10、在△ABC 中，AC=2017,BC=2010, 20112010+=AB 则=?C A cos sin 11、已知c b a ,,为实数且51,41,31=+=+=+c a ac c b bc b a ab ，则ca bc ab abc ++= 12、已知Rt △ABC 的三个顶点A 、B 、C 均在抛物线2x y =上，且斜边AB 平行于x 轴，设斜边上的高为h ，则h 的取值为 13、方程x x x 222=-的正根个数为 14、已知,24+=+n b a ,1=ab ,若221914919b ab a ++ 的值为2017，则n = 15、任意选择一个三位正整数，其中恰好为2 的幂的概率为 16、勾股定理有着悠久的历史，它曾引起很多人的兴趣．l955年希腊发行了二枚以勾股图为背景的邮票．所谓勾股图是指以直角三角形的三边为边向外作正方形构成，它可以验证勾股定理．在右图的勾股图中，已知 ∠ACB=90°，∠BAC=30°，AB= 4．作 △PQR 使得∠R=90°，点H 在边QR 上， 点D ，E 在边PR 上，点G ，F 在边PQ 上，那么△PQR 的周长等于 122=-y x 1)2(+-=x k y
南充高中小升初试卷 姓名： 一、判断题（对的打“√”，错的打“×”，每小题2分，共12分） 1．一个最简分数，它的分子分母一定没有公约数. （ ） 2．10只鸡10天吃10千克饲料，则20只鸡20天吃40千克饲料. （ ） 3．奥运会每四年举行一次，2008年奥运会在中国北京举行，这年正好是闰年，所以奥运会都是在闰年举行. （ ） 4．钟表上分针转动的速度是时针转动速度的12倍. （ ） 5．x ∶32＝21∶3 1不是方程. （ ） 6．一个数去除a 和b （a ，b 是非零自然数），所得的余数相同，那么这个数一定能整除a 与b 的差. （ ） 二、选择题（请将正确答案的序号填入括号内，每小题3分，共18分） 1．修一段公路，甲队3天修了全长的52，乙队2天修了剩下的3 1，哪个队干得快？（ ） A ．甲队快 B ．乙队快 C ．一样快 D ．不能确定 2．用长为3米的绳子围成一个三角形，使其面积最大. 这个三角形一定是（ ）. A ．等腰直角三角形 B ．等腰三角形 C ．等边三角形 D ．不等边三角形 3．如果a 除以10的余数是3，那么3 a 除以10的余数是（ ） A ．3 B ．5 C ．15 D ．9 4．下列由相同的正方形组成的图形中，不能折成正方体的是（ ）. A B C D 5．甲数是a ，比乙数的2倍多b ，表示乙数的式子是（ ） A ．(a +b)÷2 B ．(a －b)÷2 C ．a ÷2+b D ．a ÷2－b 6．米奇专卖店以100元的单价卖出两套不同的童装，其中一套赚20%，另一套亏本20%，那么这个童装店卖这两套服装总体核算是（ ） A ．亏本 B ．赚钱 C ．不亏也不赚 D ．不能确定亏本或赚钱 三、填空题（将正确答案直接填入括号，每小题3分，共30分） 1．把分数20 8的分母减去15，要使分数的大小不变，分子应减去_________. 2．把一个圆锥的底面半径扩大2倍，高扩大3倍，那么它的体积将扩大_______倍. 3．一个两位数，各位数字的和的5倍比原数大10，这个两位数是________. 4．一张精密零件图纸的比例尺是5∶1. 在图纸上量得某个零件的长度是25毫米，这个零件的实际长度是_________. 5．我们学过“+”“一”“×”“÷”这四种运算.现在规定“*”是一种新的运算： A*B ＝2A －B ，如 4*3＝4×2－3＝5. 那么3*4＝_______.
本试卷分第Ⅰ卷（听力），第II卷（英语知识运用）和第III卷（读写能力测试）三部分。满分为100 分，考试用时为100 分钟。考试结束时，请将试卷全部上交。 题号第Ⅰ卷第II卷第III卷总分 得分 第Ⅰ卷 得分听力（共三节，15小题，每题1分；满分15分） 评卷人 做题时，先将答案划在试卷上。录音内容结束后，你将有时间将试卷上的答案转涂到答题卡上。 第一节（共5小题；每小题1分，满分5分） 听下面5段对话。每段对话后有一个小题，从题中所给的A、B、C 三个选项中选出最佳选项，并标在试卷的相应位置。听完每段对话后，你将有10秒钟的时间来回答有关小题和阅读下一小题，每段对话仅读一遍。 1. What is the woman probably doing? A. Giving a speech. B. Preparing for her speech. C. Watching TV. 2. What does the man mean? A. He can play the computer games. B. Mark should practice his drawing.
C. Mark should go over his lessons. 3. Where are the two speakers? A. At home. B. In a restaurant. C. On the street. 4. What’s the probable relationship between the two speakers? A. Father and daughter. B. Boss and employee. C. Teacher and student. 5. What will the man do this Sunday? A. Visit some small rooms. B. Go to the zoo. C. Climb a hill. 第二节 听下面2段材料。每段材料后有几个小题，从题中所给的A、B、C 三个选项中选出最佳选项，并标在试卷的相应位置。听每段材料前，你将有时间阅读各个小题，每小题5秒钟；听完后，各小题将给出5秒钟的作答时间。每段材料读两遍。 听下面一段材料，回答第6至第8题。 6. How long has Peter Waters lived here? A. A few months. B. About twenty years. C. Nearly the same as the man. 7. Where does this conversation probably take place? A. On the bus. B. On the street. C. At the police office. 8. What is Peter Waters’house like? A. Old and red. B. New and blue. C. Old and blue. 听下面一段材料，回答第9至第11题。
四川省南充高级中学2020-2021学年高一上学期第一次月考 英语试题 学校:___________姓名：___________班级：___________考号：___________ How It Feels to Float by Helaia Fox If you're looking for a moving story that explores themes of mental illness, grief (悲痛), and love, pick up a copy of How It Feels to Float and follow Biz as she comes of age. This moving novel will stay with you long after you finish reading it. Two Can Keep a Secret by Karen M. MeManus Put on your crime-solving cap and get swept away in this thriller about a girl, a boy, and a string of unsolved murders. As threats and clues pile up, you’ll be burning the midnight oil trying to finish the book before dawn. Forest of a Thousand Lanterns by Julie C．Dao The first book in the Rise of the Empress series takes the bones of a traditional fairy tale —a poor girl fated for power, an evil queen determined to stop her, love for someone who doesn't love back and magic — and gives them a richly imagined East Asian setting. Dune by Frank Herbert If the Star Wars movies have made you fall in love with the space opera, eventually you're going to read Frank Herbert's most famous creation. The story of centuries-old political plotting — about warring factions (派系) battling over control of the extremely valuable planet Arrakis — is a classic and remains a wonderful introduction to the larger, more complex world of science fiction just beyond the Star Wars trilogies. 1．What is How It Feels to Float mainly about? A．The murder of a teenage girl. B．A girl's space adventures. C．Challenges of growing up. D．A poor girl with special powers.
四川省南充高级中学高2017级12月数学月考试卷 一． 选择题（共12题，每题5分，共60分） 1. 设函数211()21x x f x x x ?+≤?=?>??，则=))3((f f ( ) A.15 B.3 C. 23 D. 139 2. 下列函数中，既是奇函数又是增函数的为（ ） A. 1y x =+ B. 2y x =- C. 1y x = D. ||y x x = 3. 两个圆心角相同的扇形的面积之比为1∶2，则两个扇形周长的比为( ) A.1∶2 B.1∶4 C.1∶2 D.1∶8 4. 函数22)(3 -+=x x f x 在区间(0,1)内的零点个数是( ) A. 0 B. 1 C. 2 D. 3 5. 若sin 4θ＋cos 4θ＝1，则sin θ＋cos θ的值为( ) A 0 B 1 C －1 D ±1 6. 函数2014)2012(log 2013+-+=-x a y a x （0a >，且1a ≠）的图像过定点P ，则点P 的坐标为( ) A.)02013(， B.)0,2014( C.)2015,2013( D.)2015,2014( 7. 2()ln(54)函数 ）=-+-+f x x x A 、)4,0[ B 、),1(π C 、)4,[π D 、],1(π 8. 函数212 ()log (613)f x x x =++的值域是( ) A ．R B ．[8，＋∞) C ．(－∞，－2] D ．[－3，＋∞) 9. 已知=+?+=++）（），则（1sin 1cos 21 cos 4sin 2θθθθ( ) A ．﹣1 B ．0 C ．1 D ．2 10.已知奇函数[]()-1,0在上为单调减函数，又、为锐角三角形的两内角αβf x ， 则有（ ） A.(cos )(cos )f f αβ> B.(sin )(sin )f f αβ> C.(sin )(cos )f f αβ> D.(sin )(cos )αβ 2018～2019学年度第二学期《英语》期末考试试卷(A卷) 班级学号姓名总分 (考试形式：闭卷时间：120分钟) 适用班级：高一英语 说明: 1. 本试卷分第I卷(选择题)和第II卷(非选择题)两部分, 共10 页6大题。 2. 满分150分; 答题时间120分钟。 3. 卷I答案需用2B铅笔填涂到答题卡上相应题号下，卷II答案用黑色水笔、黑色钢笔 书写到答题卡上。铅笔书写卷II内容不得分。 第I卷（共90分） 第一部分听力（共15小题；每小题1分, 满分15分） 略 第二部分：英语知识运用(共两节，满分45分) 第一节单项填空（共10小题；每小题1分, 满分15分） 从A、B、C及D四个选项中, 选出可以填入空白处的最佳选项。 16. On this map what does a star ________? A. tell B. represent C. say D. mean 17. I first met Mr Smith in America. He ________ at Stanford University then. A. studied B. had studied C. is studying D. was studying 18. Our bodies are strengthened by taking exercise. ________, our minds are developed by learning. A. Possibly B. Likely C. Similarly D. Generally 19. ________, most teenagers now listen to rock music. However, John likes classical music better. A. In a word B. In general C. In time D. In total 20. The letter “X” can be used ________ an unknown number. A. to expressing B. to express C. expressing D. expression 南充高中2020届高三4月月考 理科综合能力测试 可能用到的相对原子量：H 1 Li 7 C 12 N 14 O 16 Na 23 Mg 24 P 31 Cl 35.5 Fe 56 第Ⅰ卷（选择题，共126分） 一、选择题：本大题共13小题，每小题6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．在细胞生命历程中，会出现生长、分裂等现象，下列有关说法不正确的是 A．细胞生长，细胞体积变大，细胞与外界进行物质交换的效率越低 B．细胞通过有丝分裂，可将亲代细胞的DNA复制后平均精确的分配到子细胞 C．细胞分化与细胞衰老都可引起细胞内线粒体数量发生变化 D．细胞的自然更新、被病原体感染的细胞的清除均是通过细胞凋亡完成的 2．下来有关实验的说法正确的是 A．孟德尔在豌豆杂交实验中提出显性性状由显性基因控制 B．低倍镜观察人体口腔上皮细胞中DNA与RNA分布时，应选择染色均匀、色泽深的区域C．在同一分生组织中可以看到处于不同分裂时期的细胞，是由于各个细胞分裂是独立的 D．洋葱根尖分生区细胞分裂过程中，着丝点的分裂和中心体的复制分别发生在后期和间期3．下列有关细胞结构与功能的叙述正确的是 A．植物贮藏细胞没有叶绿体，也没有角质层，但有较大的单层膜结构的液泡 B．在水稻表皮细胞中，核膜、细胞膜、叶绿体等细胞器膜共同构成该细胞的生物膜系统 C．口腔上皮细胞有丝分裂中期时，细胞核与细胞质通过核孔进行频繁的物质交换 D．烟草花叶病毒在其核糖体上合成蛋白质时所需氨基酸由烟草细胞提供 4．下列与人体生命活动调节有关的叙述中正确的是 A．大脑皮层受损的患者，缩手反射不能完成 B．当人体出现低血糖症状可通过口服胰高血糖素来有效缓解该症状 C．当人看到樱桃时唾液分泌会大量增加，这是樱桃色泽直接刺激神经中枢引起唾液分泌的D．人体内环境渗透压升高可引起垂体释放更多抗利尿激素 5．下列有关人体免疫的叙述正确的是 高一英语期末检测试题 本试卷分第I卷（选择题）和第II卷（非选择题）。第I卷1至8页，第II卷9至10页。满分150分，考试时间120分钟。考试结束后，将第II卷和答题卡一并交回。 第I卷（共105分） 注意事项： 1．答第I卷前，考生务必将自己的姓名、考号、考试科目涂写在答题卡上。 2．每小题选出答案后，用2B铅笔把答题卡上对应题号的答案标号涂黑。如需改动，用橡皮擦干净以后，再选涂其他答案标号。不能答在试题卷上。 第一部分听力（共两节，满分30分） 做题时，先将答案标在试卷上。录音内容结束后，你将有两分钟的时间将试卷上的答案转涂到答题卡上。 第一节（共5小题；每小题1.5分，满分7.5分） 听下面5段对话。每段对话后一个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。 听下面5段对话。每段对话仅读一遍。 1. What will the man have for breakfast? A. Eggs. B. Bread. C. Coffee. 2. Why does the man visit the woman? A. To say sorry to the woman. B. To borrow some milk. C. To help cook the meal. 3. What is the man doing? A. Asking the way. B. Helping the woman. C. Working in an office. 4. What is the time now? A. 4:45. B. 5:00. C. 5:30. 5. What does the man offer to do? A. Drive for the woman. B. Find a parking lot. C. Carry the boxes for the woman. 第二节（共15小题；每小题1.5分，满分22.5分） 听下面5段对话。每段对话后有几个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听每段对话前，你将有时间阅读各个小题，每小题5秒钟；听完后，各小题给出5秒钟的作答时间。每段对话读两遍。 听第6段材料，回答第6至7题。 6. Which of the following does the man like? A. Fish. B. Tea. C. Coffee. 7. What is the woman’s attitude towards the man? A. Cold. B. Friendly. C. Careful. 听第7段材料，回答第8至10题。 8. What are the speakers talking about? A. A high school. B. A French teacher . C. A teaching job. 9. What can we know about the man? A. He can speak French. 2019-2020学年四川省南充高中高二（下）月考地理试卷（3月 份） 一、选择题． 1. 树穴是在行道树树脚特意留出的供树根呼吸，有利于雨水下渗的方形小槽。近年来，园林部门一直尝试通过技术手段，比如栽植植物、覆盖树皮、铺设硬质透水板（树池 篦子）等，解决树穴带来的环境问题。如图是树池篦子景观图。据此完成下列小题。 （1）对于北方城市来说，树穴裸露可能带来的环境问题是（） A.扬尘增加 B.生态破坏 C.酸雨多发 D.土壤盐碱化 （2）树穴铺设树池篦子后，可以（） ①减少降水对树穴的冲刷 ②保持树木根部土壤疏松 ③阻止其他植物生长 ④减少水污染 A.①② B.②③ C.①④ D.③④ （3）同一城市的同一树种，采用的树池篦子颜色或材质可能不相同，其原因可能是（） A.考虑不同颜色的反射率 B.因为经济收入的区域差异 C.因为管理者的个人喜好 D.考虑与周围环境的协调性 【答案】 A A D 【考点】 自然环境、人类活动的区域差异 城市化对地理环境的影响 【解析】 （1）环境问题一般指由于自然界或人类活动作用于人们周围的环境引起环境质量下降 或生态失调，以及这种变化反过来对人类的生产和生活产生不利影响的现象。 （2）树池篦子的作用：利于树木生长，保持树木根部土质疏松，并促进吸收到水分等 营养物质，减少水土流失；便于人工浇灌；省时、省力，降低了树木的保养费用；起 到美观的效果。 （3）树池篦子的颜色多样、工整，起到美观的效果；另一方面，树篦子轻质高强，树 坑可以过行人、小型车辆。 【解答】 季节多大风天气，因此树穴裸露容易使扬尘增多。 故选A。 （2）树池篦子可以有效减少降水对树穴的冲刷，减少行人踩踏的影响，保持树木根部土壤疏松，①②正确。 故选A。 （3）树池篦子的作用相同，同一城市的同一树种，采用不同颜色、不同材质的树池篦子，可能是考虑到所处位置不同，需要与周围人文景观或自然环境协调，营造整体的美感。 故选D。 2. 如图示意北半球某地不同高度气温的日变化。据此完成（1）～（3）题。 （1）该地可能位于（） A.西西伯利亚 B.柴达木盆地 C.撒哈拉沙漠 D.北美五大湖 （2）图中反应的地理原理是（） A.大气对太阳辐射具有削弱作用 B.气温随着海拔上升而逐渐升高 C.大气吸收太阳辐射而增温 D.地面是近地面大气的直接热源 （3）该地9m和34m高处的气温白天相差不大，说明（） A.夜间空气活动更活跃 B.对流是热量传递的重要方式 C.地面比热容大，使气温相近 D.空气湿度大，热量散失慢人教版高一英语下学期试卷及答案
四川省南充高中2020届高三4月月考理科综合(含答案)
人教版高一英语上学期期末测试(含答案)
2019-2020学年四川省南充高中高二(下)月考地理试卷(3月份)
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