2019春人教新课标高二英语选修八练习：UNIT2 CLONING 同步验收题 .doc

1、选修8第2单元同步验收题第一部分 略第二部分21. Mr Green decided to _ and hand over the heavy load of responsibility to his daughter, who has just graduated from university. A. rescueB. resign C. resistD. retire 22. It is well-known that humans _ from other mammals in their ability to speak. A. separate B. divide C. diff

2、er D. part 23. What do you think of our new products? Very delicious. But the main _ to them isthat they tend to be too salty. A. burdenB. barrierC. difficultyD. drawback 24. The Three George Dam is one of the most challenging projects the construction company has ever _.A. undergoneB. undertakenC.

3、worked D. advocated 25. Have you heard that Li Yong was admitted into Hong Kong University? Is that true? Im glad that his efforts at last _.A. worked out B. paid off C. turned out D. paid back 26. Why are you _, Bob? Well, I have been told that I didnt pass the final exam. A. fallen down B. broken

4、downC. cast down D. taken down 27. Would you _ my smoking in the office? Yes, I would. If you must, you can do it outside.A. object to B. oppose toC. see to D. tend to 28. I had thought my parents would be _ my plan to travel there. Instead, both of them wereopposed to it. A. in place of B. in honou

5、r ofC. in case of D. in favour of 29. As we all know, Australia is considered to be a great sporting nation and most Australians_ their love for sport to perfect conditions for it. A. own B. owe C. devoteD. attach 30. Sorry to _ you, but would you mind moving your bag so my mother can sit down? No.

6、Not at all. A. stopB. prevent C. block D. bother 31. The project we are doing is very important. It is _ to be a bridge between China and the other countries, promoting the common economic development. A. necessaryB. bound C. content D. convenient 32. After the get-together, we walked a couple of bl

7、ocks, looking _ for a taxi. At last, we decided to go home on foot. A. in turn B. in returnC. in vain D. in exchange 33. A great many people make the _ that poverty only exists in the Third World, but in fact, it also exists in some developed countries. A. assumptionB. regulation C. procedure D. con

8、stitution34. That terrible experience in his childhood _into his heart. Even if he has been a grown-up, he is still filled with fear. A. affectedB. struck C. moved D. touched 35. As Ill be away in France for at least a year, Id appreciate receiving your calls or emails _telling me how everyone is ge

9、tting along. A. from time to timeB. in other wordsC. as a consequence D. in the end第二节 完形填空（共20小题；每小题1.5分，满分30分）Your friends might be in Australia or may be just down the road, but they are all just a few clicks away. Life has 36 for millions of teenagers across the world who now make friends online

10、. 37 you use chat rooms, QQ, MSN or ICQ, you are 38 of a virtual community (虚拟社区).“I rarely talk with my parents or grandparents, 39 I talk a lot with my old friends on QQ,” said Foxs Shadow, the online nickname used by a Senior 2 girl in China. “Eighty percent of my classmates use QQ 40 school.”QQ

11、is the biggest messaging 41 in China. A record of 4 million people used it on Saturday nights in October, 42 to Tencent, the company which developed QQ.And Foxs Shadow might well have been one of them. “I log in on Friday nights, Saturdays or Sundays when I feel 43 . I usually 44 about 10 hours chat

12、ting online every week,” she said. “But I rarely talk with 45 , especially boys or men.”Even though she likes chatting, she is careful about making 46 with strangers online.“You dont know 47 youre talking to. You should 48 be careful about who youre talking to.”Many people would like to meet offline

13、 when they feel they have got to 49 someone very well.Foxs Shadow once met one of her online friends face to face. It was a girl who was a comic fan like 50 and they went to a comic show together.However, not all teenagers have been so 51 . At the beginning of last year, a 17-year-old girl in Liaoni

14、ng Province was raped after meeting a friend she had found on QQ. The criminals werent 52 until last month.A 16-year-old Beijing boy, known online as Bart Simon, dislikes QQ users. “I used to chat on QQ, but I found that most people were talking 53 ,” he said. Now he chats online in English, using M

15、SN. But he spends little time chatting as he sees it as 54 time and money. “If you are really 55 to it, sometimes you just cant concentrate in class,” he said.36. A. improvedB. becomeC. changedD. increased37. A. WhetherB. If C. WhatD. Unless38. A. playerB. partC. partnerD. number39. A. but B. whileC

16、. whenD. still40. A. beforeB. at C. afterD. since41. A. serviceB. productC. structureD. organization42. A. grantingB. dependingC. considering D. according43. A. sleepyB. tiredC. boredD. busy44. A. take B. costC. payD. spend45. A. friendsB. adultsC. malesD. strangers46. A. relation B. touch C. contac

17、tD. friends47. A. who B. how C. whoseD. these48. A. oftenB. usually C. sometimes D. always49. A. knowB. recognize C. tell D. judge50. A. herselfB. her C. anybody else D. everyone51. A. goodB. fortunateC. safely D. healthy52. A. keptB. heldC. caughtD. killed53. A. uselessnessB. noiseC. nonsense D. ru

18、bbish54. A. shortB. lackC. wasteD. little55. A. keptB. held C. stuckD. addicted第三部分A A baby camel asked his mother, “Why do we have such large hooves (蹄子) on our feet?” She turned to him and began her explanation.“The big hooves are to keep us from sinking (下沉) into the sand.”“Oh! So why do we have

19、long eyelashes (睫毛)?”“Its to protect our eyes from the sand.”“Why the big humps (驼峰)?”“Thats to store fat and have enough energy to go long distances in the hot desert!”“I see!” said the baby camel looking up at his mother. “In such cases, what are we doing in this cage in the middle of a zoo?”Like

20、the camel, I had asked the same kind of questions. When my blindness set in, I at first locked myself in a cage of self-pity and bitterness. I was tired from walking within that dark cage when something drove me to see beyond my unfortunate situation.Heavens!What was I thinking? Those bars were self

21、-imposed(自我强加的). But worst of all, Id supported them with the cold metal of my negative attitude. Finally, eagerness to leave it inspired me to open my ears to hear a whisperI was created for much more.Eager to break free, I broke down those bars and stepped out into the desert of life. I walked dif

22、ficultly through the heat with determination. And the hooves of confidence kept me from sinking into the sand of danger.Each time I reached another point in my journey, my eyes saw a whole new world with opportunities to make a difference. Best of all, I was pleased that I was indeed created for muc

23、h more!Bars come in all sizes and shapes. But none can hold up the force of determination that breaks them down.Step back and look at what bars limit you. Take a deep breath, break them down, and come out into the freshness of a new life!56. Whats the writers purpose of using the dialogue between th

24、e baby camel and his mother?A. To show the hard life of the two camels.B. To mean that the mother camel was very kind.C. To introduce the topic of the passage.D. To praise the baby camel for his being good at asking questions.57. In the passage, the word “bars” really refers to_.A. the place for peo

25、ple to enjoy themselvesB. something lying here and there in the desertC. the bad self-imposed situation around thewriterD. the cage for the writer to stay in58. According to the passage, we learn that the writer _.A. felt sad about the baby camelB. seemed to like the mother camels situationC. still

26、cant recover from the bitternessD. was once hopeless of his life59. What would be the best title for the passage?A. Why We Have Such Large Hooves.B. Camels in a Cage.C. Determination Decides Something.D. A Baby Camel with His Mother.B Cloning of non-mammals (非哺乳动物) was first completed in 1952. Howev

27、er, cloning of mammals proved much more difficult, with the first successful clone being the sheep Dolly in 1996. Dolly died a too-soon death, probably as a result of the use of aged chromosomes (染色体) in her nucleus transfer. Other mammal species followed rapidly, with mice and cows being cloned in

28、1998 and pigs in 2000. The first cat was cloned in 2001. Rabbits were cloned in 2002 and the first male mammal (a mule) was cloned in 2003. In 2004, a bull was cloned from a previously cloned bull. The first human cloned embryos were not produced until 2001, when a private company Advanced Cell Tech

29、nology produced 6-cell embryos. However, the first cloned human blastocyst (囊胚) was not produced until 2004 by a group in Korea. From a Christian point of view, cloning or making changes in the human design on purpose is playing God. This is something that would not be forgiven. On the other hand, i

30、n the humanists opinion, human engineering is no more than helping evolution. 60. Which of the following is TRUE?A. Cloning of mammals is more difficult.B. Cloning of non-mammals is more difficult.C. Cloning of mammals was earlier than that of non-mammals.D. Cloning of mammals has a longer history t

31、han cloning of non-mammals.61. Which would be a likely reason for Dollys death?A. The chromosomes used to clone Dolly were too old.B. Dolly was cloned too early.C. Dolly was the first mammal cloned.D. The sheep was the most difficult to clone.62. How many years have gone by since the first mammal wa

32、s cloned?A. 58.B. 12.C. 16.D. 6.63. Christians disagree with humanists becausehumanists _.A. are human engineersB. support human cloningC. help human evolutionD. want to improve humansCIranian scientists have become the first in the Middle East to clone a cow as part of the countrys cell research, t

33、he leader of the project said. The cow, named Bonyana, was born on 11 July 2009, in the city of Isfahan in central Iran, said Dr Mohammed Hossein, head of the Royan Research Institute. Besides its nuclear activity and space programme, Iran has been trying to lay stress on advances in other technolog

34、ies such as cloning and medicine. The government set a goal to become a leader in advanced science and technology by 2025. In 2006, Iran announced it had cloned a sheep and in April it said it cloned a goat, Hana. Dr Hossein said, “This is the first cloned cow in the Middle East. It was our first su

35、ccessful cow cloning after two previous failures.” His institute plans more experiments in genetics (遗传学). “The cloning of animals can lead to advances in medical research, including using cloned animals to produce medicines against diseases. My institute has the ability to protect animals that are

36、in danger of dying out through cloning,” he added. Irans Shiite Muslim religious leaders have made laws which allow animal cloning but forbid any attempts at human cloning. Irans nearly 70 million people are mostly made up of Shiite Muslims. Different from Shiite Muslims, Sunni Muslim religious lead

37、ers have banned cloning altogether.64. Iranian scientists have cloned _ kinds of animals. A. 3B. 4C. 5D. 665. Iran tries to make achievements in _.A. nuclear, space, culture and educationB. only genetics, cell and medicineC. nuclear, space, genetics and medicineD. farming, robot, cloning and medicin

38、e66. It is learned from the third paragraph that _.A. Iran announced it had cloned a sheep in 2007 B. the animal cloning can lead to advances in medical research C. Bonyana was the first cloned cow in the worldD. Bonyana was Irans second and successfulcow cloning 67. From the passage we learn that i

39、n Iran _.A. no people are against animal cloning B. most people agree to human cloning C. no people agree to animal cloningD. the religious groups are against human cloningD The Notting Hill Carnival (诺丁山狂欢节) has been taking place in London, in the last weekend of August, every year since 1964.This

40、great festival began with the Black immigrants (移民) from the Caribbean, particularly from Trinidad, where the Carnival tradition is very strong. People there dreamed of creating a festival to fight against racism. At that time, they didnt have work opportunities and their housing conditions were poo

41、r.This holiday always falls on the last weekend of August with Sunday and Monday being the major carnival days. There are scores of massive “sound systems”, many beautiful and big floats (游行彩车) and steel drum bands (乐队). There are hundreds of stalls (货摊) along the streets of the area, selling all so

42、rts of food and drink including Caribbean specialties (特产).Dressed in different colours, hundreds of children get the parade under way on Sunday, ahead of more than 100 floats and thousands of performers who will stage (举行) the main parade on Monday. Party-goers will eat, drink and dance their way t

43、hrough the streets.The carnival, which takes place in the streets of the west London district, was made famous by the movie Notting Hill starring Julia Roberts and Hugh Grant. It has become one of the most celebrated symbols of multicultural (多种文化的) Britain.68. According to the passage, the Notting

44、Hill Carnival usually lasts _.A. a weekB. two daysC. a monthD. a year69. The Carnival tradition originated from _. A. LondonB. the CaribbeanC. AmericaD. Africa70. You can watch the Carnival performances in the _.A. streetB. cinemaC. hallD. bar 71. From the passage, we learn that the Notting HillCarn

45、ival _.A. takes place every other yearB. has a history of over half a centuryC. features dance, drum bands, fine food andbeautiful clothesD. was started by Julia Roberts and Hugh GrantEMany of us dont like what we see around us but the last thing we ever do is to change it. I think that is the begin

46、ning of failure and that is why what we hate still remains around us. If you dont like what you see around you, dont just hope itll change. There must be a work plan that will determine what youre going to do to change it.We have an amazing power of creativity inside us to change the way things work

47、 around us. Only lazy people go around and say that is the way things work. Ive come to discover that things around us depend on our actions and inactions (无行动). What I mean is that circumstances depend only on the things we do and the things we dont do.Do you want your country to change? Start by c

48、hanging the small things around you. Before you think too hard about any small things to change, your habit should be the first thing to change. Change what you think about and talk about. Can you remember how difficult it was for you to break a habit that you desired to break some years ago? If so,

49、 then you must accept that things arent just going to change by a magic thought. If it isnt so easy to change yourself when you want to, it isnt going to be so easy to change the people around you. Many people dont find it easy to change themselves yet they want to change a nation.I think the best w

50、ay Ive changed people around me is that I changed myself. When you change, theyll change. Just change yourself and see how many people will tell you later that you were the one who changed them. Thats one simple way young people can change their nations.Go ahead now. Do it!72. According to the passa

51、ge, why does what we hate still remain around us?A. We are too lazy to do anything.B. We lack the power of creativity.C. We only hope it changes.D. We dont think itll happen at all.73. The writer can change people around him because he realized that _.A. things around him decide what he doesB. the f

52、urther he thinks, the better result he will getC. ones actions can affect things aroundD. its important to make a change74. The third paragraph aims at _.A. showing how to change things aroundB. telling readers one of the writers interesting experiencesC. showing readers how to change a personD. ask

53、ing us to have a great hopeto change our nation75. What do we learn from the passage?A. The circumstances create a person.B. It is never too late to change everything.C. A long journey begins with the first step.D. Changing others means changing ourselves.第四部分第一节 短文改错（共10小题；每小题1分，满分10分）选做题一：When you

54、 are travelling abroad, it is importance to follow 76. _the customs of the country where you are visiting. If you are invited 77. _to a home in Britain, there is some advices. As soon as you are invited, 78. _it is good manners to refusing or accept the invitation, either by 79. _writing or by telep

55、honing. When you go to the party, it is polite 80. _to arrive on the time. It is good manners to shake hands with your 81. _host and any guest. You can take a present if you like, 82. _possible a bottle of wine, a box of chocolates or some flowers. 83. _However, it was not bad manners to take nothin

56、g. It is not polite 84. _to stay too late before other guests have gone. Of course, 85. _it is good manners to write or telephone a day or two later to thank your host.选做题二：文中共有10处语言错误，每句中最多有两处。错误涉及一个单词的增加、删除或修改。注意： 1. 每处错误及其修改均仅限一词； 2. 只允许修改10处，多者（从第11处起）不计分。This story may help you know how a surpr

57、ise party is like. One night Jims wife asked him to give her a glass of milk from the kitchen. Jim was about to walk into the kitchen and he heard a strange sound and saw a bear stand before him! Jim was very scared and fall backwards. Just then the bear took off his costume. He was Charles!There ar

58、e another few people behind him. They all said to Jim, “Surprise!” Jim didnt know what was about until they said to him, “Happy birthday!” Jim knew it was his wife who was holding surprise party to celebrate for his birthday.第二节 书面表达（25分）假设你是王芳。最近，你校师生帮助辍学的李明同学返校。请根据下表提供的信息，用英语给英语辅导报社写一封信，客观地介绍这一情况。

59、注意： 1. 词数： 120左右。2. 参考词汇： 辍学leave off ones study。附加题（一）：七选五（共5小题；每小题2分，满分10分）根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有多余选项。Did you ever think someone was scary because they looked different or ate strange food? 1 One of the things we all need to do is to celebrate variety. We shouldnt think badly of people

60、from other cultures because they are different from our own.Sometimes we judge people from other countries unfairly, because one person from that culture did something bad. 2 Has your whole family ever been blamed for something your little sister did? It doesnt seem fair, does it? Its just as unfair

61、 to blame a whole culture for what two or three people do.So here are some things that you can do to help yourself understand other cultures: *Find common ground!Remember that even though some people look different on the outside, it doesnt change what they look on the inside. They still have the sa

62、me feelings! * 3 So lets say someone from another culture is mean and you decide to avoid everyone from that culture. Well, think about it. Why are you blaming them for something they didnt have anything to do with? Put yourself in their shoes. How would you feel? Trying to understand how a person t

63、hinks can be a very good way to understand why they are acting that way. Remember, other people may not think the same way. * 4 You could ask them what they know about their culture, or what it is like in their country. Try foods from that culture, or ask them if they know any words in that language

64、. You might be surprised at how pure other cultures can be!You can have great discussions and have lots of fun doing new things. * Know how people always judge other people. 5 Pay attention to what you think about other people. It helps!A. Dont blame everyone because of one!B. Well, has your class e

65、ver been punished just because a few kids were causing trouble?C. If you know what you are thinking, then you can help make things easier.D. Well, they might think the same about you!E. You will find fewer differences between you and others.F. One mistake about how we treat cultural differences is t

66、hat we believe that other people may certainly think badly of us.G. Try to make friends with people from other cultures.附加题二： 阅读表达（共5小题；每小题2分，满分10分）阅读下面短文并回答问题。（请注意问题后的词数要求）。Researchers used information from the Framingham Study, which began in 1948. The Framingham Study gathers information about ph

67、ysical and mental health, personal behaviour and diet. At first, the study involved about 5,000 people in the American state of Massachusetts. Now, more than 12,000 individuals are taking part.Information from the Framingham Study showed earlier that happiness can spread from person to person. So ca

68、n behaviours like littering and the ability to stop smoking.University of Chicago psychologist John Cacioppo led the recent study. He and other researchers attempted to show how often people felt lonely. They found that the feeling of loneliness spread through social groups.Having a social connectio

69、n with a lonely person increased the chances that another individual would feel lonely. In fact, a friend of a lonely person was 52% more likely to develop feelings of loneliness. A friend of that person was 25% more likely. The researchers say this shows that a person could indirectly be affected b

70、y someones loneliness.The effect was strongest among friends. Neighbours were the second most affected group. The effect was weaker on husbands and wives, and brothers and sisters. The researchers also found that loneliness spread more easily among women than men.The New York Times newspaper reports

71、 that, on average, people experience feelings of loneliness about 48 days a year. It also finds that every additional friend can decrease loneliness by about five percent, or two and a half fewer lonely days.Loneliness has been linked to health problems like depression and sleeping difficulties. The

72、 researchers believe that knowing the causes of loneliness could help in reducing it.The study suggests that people can take steps to stop _ loneliness. They can do this by helping individuals they know who may be experiencing loneliness. The result can be helpful to the whole social group.1. Whats

73、the main idea of this passage? (no more than 10 words)_2. What group of people was affected most by loneliness according to the passage? (no more than 10 words)_3. Complete the following statement with proper words. (no more than 4 words)If you want to reduce the feelings of loneliness, youd better

74、_.4. Fill in the blank in the last paragraph with proper words. (no more than 4 words )_5. What does the word “it” (Line 3, Paragraph 7) probably refer to? (no more than 3 words)_附加题三： 短文填词 （共10小题；每小题1分，满分10分）阅读下面短文，根据以下要求：（1）汉语提示；（2）首字母提示；（3）语境提示，在每个空格内填入一个适当的英语单词，所填单词要求意义准确、拼写正确。Hello, Im Chris Gr

75、een. As an editor of the voice, Id like to 1. _(介绍) you to our school newspaper. We need new hands to help us 2. _ can tell the students whats new every day through our newspaper. Experience isnt quite necessary, but writing and typing skills are 3. _ great demand. We need people to read our 4. _(文章

76、) to type and check them. We could also use a good photographer and several engineers. Since the voice comes out five days a week, we need good students who know how to make the 5. b_ use of their time. Theres some money for salaries 6. d_ on how much work to do, but dont expect to get rich. This is

77、nt something you do for money. Mostly its just 7. _ fun. Anyone whos 8. i_ in jointing us should speak to me 9. _(立刻) after this meeting. Be 10. _(准备) to start right away. Our first paper appears tomorrow.1. _ 2. _ 3. _ 4. _ 5. _ 6. _ 7. _ 8. _ 9. _ 10. _选修8 第2单元同步验收题参考答案及解析第一部分略 第二部分第一节21. D。根据空格后的

78、“hand over”可知格林先生决定退休。retire退休，离开；resign辞职；rescue营救；resist抵抗，对抗。 22. C。句意：众所周知，人类在语言方面不同于其他的哺乳动物。differ from . in 在方面不同于；separate把隔开；divide 把分开；part分开，分离。 23. D。根据对话提供的情景，下句后半部分由“But”引出，是说产品的不足，故选D。drawback缺点，不利之处；burden负担；barrier障碍；difficulty困难。 24. B。句意：三峡大坝是这家建筑公司接到过的最具挑战性的工程之一。undertake从事，着手做，保证

79、；undergo经受，承受；work工作；advocate拥护，提倡，主张。 25. B。根据对话提供的情景，下句表达的意思是“他的努力终于得到了回报”。pay off赢利，得到回报，付清（欠款等）；work out 计算，算出，成功，产生结果；turn out 生产，培养，结果是，原来是；pay back还钱，报答，报复。 26. C。根据对话提供的情景，下句说的是不好的消息，所以上句是“沮丧”。cast down沮丧，不愉快；fall down 摔倒，倒塌，失败；break down出故障，崩溃，（计划等）失败；take down拿下，记下。 27. A。根据对话提供的情景，上句问的是“你

80、反对我在办公室里吸烟吗？”object to反对，不赞成；oppose 常用于oppose doing sth / be opposed to doing sth 反对；see to负责，照顾；tend to易于，倾向于，后接动词原形，也可接名词。 28. D。根据句子后半部分的“Instead” 和“were opposed to”，可知前面是“支持”。in favour of 支持，赞成；in place of代替，取代；in honour of 为了纪念；in case of以免，万一。29. B。句意：大部分澳大利亚人把他们对运动的热爱归功于它完美的条件。owe . to把归功于；ow

81、n拥有，具有；devote . to致力于，奉献于；attach . to把粘在上。 30. D。根据对话提供的情景，表示的是打扰对方，故选D。bother打扰，烦扰；stop停止；prevent 阻止，阻挡；block阻塞，堵塞，封锁。 31. B。 be bound to do sth 一定会做某事。句意：我们正在进行的项目非常重要。它一定会在中国和其他国家之间建起桥梁，从而促进共同的经济发展。32. C。根据后面的“决定走回家”，可知没有找到出租车。in vain徒劳，白费；in turn结果，反而，反过来；in return回报，报答；in exchange交换。 33. A。根据句中

82、的“but in fact”，可知前面叙述的内容是假设。assumption假定，设想；regulation规则，规章，法规；procedure程序；constitution 宪法，章程。make the assumption that . 认为，以为。 34. B。 into ones heart使刻骨铭心。35. A。句意：我要去法国呆至少一年，我将会非常高兴时不时收到你的电话或电子邮件告诉我每个人的情况。from time to time不时，偶尔；in other words 换句话说；as a consequence 结果，因此；in the end最终，最后。第二节36. C。全世

83、界的青少年热衷于网上交友，生活当然会有所变化。37. A。句意：不管你是用聊天室还是QQ，MSN或者ICQ，你都会成为虚拟社区的一部分。whether可以引导主语从句，if则不可。38. B39. A。上文的rarely与下文的a lot表明此处是转折关系，应填but。而while则多指对比两件事情，不表转折关系。40. C。根据常识，学生上QQ聊天只能在放学后。41. A。QQ是一种信息服务。42. D。此处填according，表明上文信息的来源。43. C。上网聊天的目的是寻找新鲜刺激，最容易在感觉无聊厌烦时发生。44. D。该空指花费时间，且主语为人，故应填spend。45. D。下文

84、“making 46 with strangers”已给出了暗示。46. D。句意：尽管她喜欢交谈，但在网上与陌生人交友她还是很慎重的。47. A。句意：你不认识和你说话的人是谁。空缺词作宾语从句的宾语。48. D。众所周知，我们在网上聊天时常常不知道对方是谁，因此任何时候都得小心。49. A。根据常识，许多人感觉已很了解某人时愿意在下机后彼此相会。50. A。由下文“they went to a comic show together”反推该空应填herself。51. B。上文讲的都是比较顺利的网上聊天交友，显然，这些人都是比较幸运的，但不是所有的青少年都这么幸运。52. C。句意：罪犯直

85、到上个月才被捉住。53. C。该男孩不喜欢用QQ聊天，因为他认为大多数人在讲废话。此处填nonsense，与上文的dislikes照应。54. C55. D。上网聊天到了上课注意力不集中的程度显然是对其“上瘾”了。第三部分56. C。这两头骆驼的对话导出本文所要讨论的主题。57. C。从全文看，作者眼睛失明后，周围的环境对他来说发生了巨大的变化，自己的心理也发生了巨大的变化，这些就像一个大的障碍围绕在作者的周围。58. D。文章后面几段反映了作者的变化，从意志消沉到自信心增强。所以，作者曾经一度意志消沉过。59. B。本文以笼子里的骆驼对话作为本篇文章的开始，进而提出本篇文章讨论的主题。60.

86、 A。由第一段第二句可知，克隆哺乳动物更难。61. A。由第一段第三句可知，多利早逝的原因可能是由于用来克隆多利的染色体过于陈旧。62. C。根据第一段第二句可知，第一只哺乳动物被克隆是在1996年，故2012 - 1996 = 16。63. B。基督教徒和人文主义者在克隆人方面态度迥异：前者认为克隆是在扮演上帝，不可饶恕；后者认为人类工程学有助于人类的进化。64. A。伊朗克隆了绵羊、山羊和母牛三种动物。65. C。从第二段第二句可知。66. B。从该段的“The cloning of animals can lead to advances in medical research .”可知

87、。67. D。从最后一段可知，穆斯林什叶教派的大部分伊朗人赞成克隆动物，但反对克隆人，而穆斯林逊尼教派的伊朗人则两种都反对。68. B。从第三段可知，诺丁山狂欢节通常持续两天。69. B。从第二段可知，诺丁山狂欢节起源于加勒比海地区。70. A。从第三、四段可知，诺丁山狂欢节主要是在街头狂欢。71. C。从第三、四段可知，鲜艳的服饰、强劲的乐舞和诱人的美食是诺丁山狂欢节的特色。72. C。根据文章第一段和第三段可知，之所以会这样，是因为我们缺乏一个工作计划，另外，就是一开始就不对，不是从自身做起而是先改变周围。73. C。文章最后一段提到，作者之所以会改变周围的人，是因为他首先改变了自己，而他

88、的理论来源于文章第二段提到的“things around us depend on our actions and inactions”。74. A。文章第三段说明怎样去改变我们周围的事物。75. D。文章所表达的主要观点是“改变别人就要改变自己，就要从改变自己的小事、习惯做起，而这也就意味着改变别人。”正如文章最后一段中“Just change yourself and see how many people will tell you later that you were the one who changed them.”所说的。第四部分第一节 选做题一76. importanceim

89、portant。此处为形容词作表语。77. wherewhich / that或去掉where。此处考查限制性定语从句的引导词。78. advicesadvice。advice作“建议”讲时为不可数名词。79. refusingrefuse。此处应用动词原形，与accept并列。80. 81. 去掉the。on time 准时。 82. guest前加other。any other 任何其他的。83. possiblepossibly。此处用副词修饰。84. wasis。根据全文时态，此处要用一般现在时。85. beforeafter。此处表示在别的客人走了“之后”。选做题二76 howwha

90、t 77. givefetch 78. he前的andwhen 79. standstanding80. fallfell 81. HeIt 82. arewere 83. what后加it 84. surprise前加a85. 去掉for第二节One possible version:Dear Editor,Im writing to tell you what our teachers and students have done to help a student who left off his study in our school.Li Ming is a student in o

91、ur school, who is not only good at his studies but also always ready to help others. However, he had to leave school because his father died of illness and his mother is seriously ill. As a result, he had to make money to help his family.Hearing the news, all the teachers and students were shocked.

92、In order to help Li Ming, we decided to donate money to him and some students even went out to collect money for him in the streets.With our help, Li Ming has already returned to school.Yours,Wang Fang附加题一：15 DBAGC附加题二：1. Loneliness can spread from one person to another. / Lonely people can affect others.2. Friends were affected most by loneliness. / Friends were affected most by loneliness.3. make more friends. 4. the spread of5. Loneliness.附加题三：1. introduce 2. who 3. in 4. articles 5. best 6. depending 7. for 8. interested 9. immediately 10. prepared / ready