大学英语 一课一练__第三册答案

1、key to model test (1) band threepart i. writingsample writing:on lifelong learningwith the rapid development of modern society, lifelong learning has been increasingly important. people need to improve themselves all the time by learning in order to adapt to the fast changes and fierce competition i

2、n the society. they have to learn about the latest development and techniques to equip themselves. we can achieve lifelong education in several ways. first, you can choose distant education. most famous universities have set up their own distant education college to help people realize their dreams.

3、 secondly, there are various kinds of training courses and night courses. people can take advantage of their spare time to learn what they are interested in, such as english, computer skills and drawing. in addition, people can study all by themselves. they can read books in a library or a bookstore

4、 in their free time. i prefer to distant education provided by some universities. as is known, colleges have excellent faculty, modern teaching facilities and strong learning atmosphere. by distant education courses, we can enjoy these resources, learning more knowledge and making bigger and quicker

5、 progress.part ii. reading comprehension (skimming and scanning)1. y. 从文中的第一段第二，三句可以了解到尼古丁的这些特性，从而判断出这一说法是正确的。2. n. 从文中第二段第二，三句可以判断出题中给出的数字是错误的。3. n. 从文中第三段第一，五句可以了解到尼古丁对人的身体是有利也有害的，因而题中的说法是错误的。4. y. 与文中第四段第二句内容相符，因而正确。5. n. 与文中第五段第二句意思恰恰相反，因而错误。6. n. 从文中第五段第九句了解到口中的皮肤可以直接吸收一部分的尼古丁，剩余的尼古丁则会进入肺部，扩散到血

6、管中，通过血管进入心脏，然后到达大脑。7. n. 与文中第五段倒数第三句的意思恰恰相反，因而错误。8. 10 seconds. 文中第五段倒数第二句可以找到答案。9. the release of chemicals associated with pleasure. 文中第六段第二句可以找到答案。10. dependent on the nicotine. 文中最后一段最后一句可以找到答案。part iii. listening comprehensionsection a11. d. 本题男士的回答是关键， the last person i want to see, 表明他最不想见到jo

7、hnson,他不愿意陪同他去长城。12. d. 女士在回答时说but i have to finish washing my clothes, 表明她不能去看电影。转折后的句子是解题的关键。13. c. 本题猜测说话人的关系，关键词是 article, shelf, newspaper, 此外，还要根据说话人的口气，对选项进行排除才能确定。14. b. 本题第二人的回答是关键，change the shoes, 表明了对话发生的地点是在商店。15. d. 男士说dont waste your money and time; its too old，表明这辆车已经不值得修理了。16. b. pi

8、ck up a paper 常用语，表示顺便买来的意思。17. c. 从女士的回答if he cant handle it, no one can. 表明alex 是能够做这份工作的。18. c. 男士的回应forget about it, 表明他的态度，觉得这并不重要。conversation one:19. a. 本题猜测说话人的关系，从对话开始的go for further study, professor smith等句子中可以得到提示。20. d. 可以得到有关学校信息的地方，对话中提到了internet, write directly to the universities另外从对

9、话内容看smith也提供了一些信息，因而选d。21. d. 在对话的中间部分，我们知道这位学生想请老师为她写封推荐信。22. b. 在对话结尾部分，可以听到smith寄出推荐信的时间是tomorrow afternoon。conversation two:23. b. 对话开始可以听出男士要预约看医生，女士只是在接待，因而他们的关系是接待员和病人的关系。24. d. 对话中间男士说到了pains in my throat。25. b. 根据对话中约好的时间9:30 tomorrow morning,可以选出正确答案。section bpassage one:讲述了有关自由女神像的来历。26.

10、a. 短文第一句就提到了自由女神像是法国人赠送给美国的。27. b. 此题要对选项进行排除。根据短文内容，自由女神像是由法国人建造的，a项错误。雕像高是151feet, 因而c项错。雕像是由法国运到美国的，因而d项错。雕像确实是由铜制成的。28. b. 1884年在巴黎建成，然后拆分运到美国，1886年在美国重新组装。passage two:这是一篇关于美国大学重视学生使用互联网的报道。29. b. 短文第一句one of the goals of american education officials is to have computers forall students, 可以得到答案

11、。30. c. 对数字的考察，文中提到1994年能够上网的公立学校仅有35%。31. a. 文中提到每个学生的住所都能够连接上网。passage three:讲述了一个人在机场的经历。32. d. 文中第一句提到了讲述人在伦敦最后一天的经历：visiting friends, taking pictures,and doing some last-minute shopping，因而答案为d。33. b. 讲述人为父亲买了一个闹钟。34. b. 短文最后一句说明了他之所以被要求下飞机，就是因为闹钟的滴答声让机场检查人员以为是定时炸弹。这是本文的幽默所在。35. c. 根据短文最后一句可以进行判

12、断，闹钟给他带来了很大的麻烦。section c36. three-quarters 37. representing 38. global 39. attraction40. overpopulation 41. necessities 42. decent 4. adequate44. and therefore cannot afford decent housing45. as well as urban centers throughout the developing world46. with the united nations predicting half of the w

13、orlds population is expected to be livingin cities by next year.part iv. reading comprehension( reading in depth)section a47. o. determine 根据所在位置，此空要用一个动词。选项中所给的define(下定义), measure(衡量), attain(达到), determine(决定)中只有determine含义合适。48. f. considerably 此空要用一个副词，选项中给了三个副词，根据上下文，该句是要说明人脑有很大的不同，故而选择conside

14、rably。49. j. environmentally 此空要用副词，根据上文的提示，这里是要说明如果人遇到环境的阻碍，则脑的发展会受到影响。50. d. likely 此空要用形容词，从所给的四个形容词中，只有likely用于its likely that的句型，意思也符合逻辑。51. h. attain 此空要用动词，根据意思，是要表明达到所能达到的水平，因而选attain。52. g. identical 此空要用形容词，identical twins固定搭配，表示同卵双胞胎。53. k. separate 此空要用形容词，表示他们被分开寄养在不同的家庭。54. i. reared 此

15、空表被动，要用动词的过去分词形式，表示被抚养。abandoned表示被遗弃。55. c. measure 此空为不定式结构，要用动词原形，表示测试他们的智商，因而选measure。56. a. average 此空要用名词，表示高于平均水平。section bpassage 1 讲述与奥运会主办城市相关的知识。57. b. 此题考察猜词能力，根据上下文的内容，这里表示被淘汰，因而选excluded。58. a. 根据文章第一段第三句，我们知道只有赢得了多数选票，才能赢得奥运会的主办权。59. d. 根据文章第一段第五句，我们知道国际奥委会在决定主办城市时要考虑该城市的设施，组委会的能力，城市的

16、位置及时区，唯独没有提到气候。60. c. 从第二段的第一句，我们知道一旦决定了主办城市，就要由该城市的组委会筹措资金。61. c. 文中第二段的倒数第二句，暗示了并不是所有的主办城市都会从奥运会的主办中获得利润。选项a文中已明确给出，选项b和d与文中的内容不符。passage 2 讲述美国大学教育的有关内容。62. a. 此题考察细节，从文中第一段的第二句中可以找到答案。63. c. 从文中第一段的最后一句知道，虽然学生可以在不同的大学选修课程，可在实际中这样做的却很少，因而c项是错误的。其它选项的内容文中都有提到。64. d. 此题考察根据上下文判断词义的能力，prospective此外表

17、示未来的雇主，因而选future。65. d. 从文中第二段的倒数第三句知道，如果学生违纪，就会受到学生法庭的审判。66. d. 从文中第二段的第一句和最后一句知道，学生的学业成绩及在学生组织中的任职都会对其未来职业有影响，因而选d。c项内容文中没有提到。part v. cloze67. b. but 对连词的考察，根据前后句子的关系，要用转折关系的词but。and表示顺接，递进，or表示否则，for表示因为。68. c. with 对介词的考察。这里要用表示“与在一起”含义的 with。from表来自，about表关于，against表反对。69. a. involving 对意思相近词的考

18、察。involving表示涉及到，词形、意思都合适；referring与to搭配，表示关于；concerned表示关心的；related与to搭配，表示与有关。70. c. affection 对近形异义词的考察。alternative选择；assignment 安排，任务；affection喜爱；assumption假设。71. a. though 对连词的考察。though虽然；still而且，还是；now that既然；because因为。根据前后句子的关系，这里应用表让步关系的though.72. b. free 对固定搭配的考察。feel free to do sth.随意做什么，在

19、上下文中也符合逻辑。其它选项在上下文中的意思不合适；另外，feel like doing sth.73. a. diverse 对形容词含义的考察。diverse不同的；familiar熟悉的；various各种的；definite明确的。这里应用与下一句中similar相反含义的词diverse。74. c. in 对介词短语的考察，in part部分地。75. d. influence 对动词词义的考察，investigate调查；inflict施加；infect传染；influence影响。根据上下文应选d。76. a. disapproval 对近形异义词的考察。disapproval

20、不赞成；disagreement不一致；dissatisfaction不满意；discouragement灰心。只有disapproval在意思和搭配上合适，disapprovalof sth.不赞成某事。77. b. mobility 对近形名词的考察。minority少数；mobility流动性；multitude大量；flexibility灵活性。根据上下文，这里应用mobility, 表示当今年轻人爱四处起动，流动性大。78. b. pursue 对动词的考察。preserve保持；pursue追求；perform进行；possess拥有。pursue careers 追求事业，符合逻

21、辑。79. c. once 对连词的考察。unless除非；until直到；once一旦；however然而。这里表示一旦他们离开家，就很有可能会与自己不同社会类别的人约会或结婚，因此选c。80. b. outside 对介词含义的考察。根据上下文，这里要表示与自己不同社会圈子的人，因而选b。81. d. neither 考察固定句型，bothand既也；eitheror或者或者；neithernor既不,也不。82. c. on 对固定介词短语的考察，on the rise在增加。83. a. uncommon 对形容词含义的考察，uncommon不寻常的；extraordinary非比寻常

22、的；ordinary普通的；normal正常的。84. a. maintain 对动词词义的考察，maintain保持；ensure保证；assure确信；guarantee保证。maintain friendships 保持友谊。85. d. raise 对动词词义的考察，restore恢复；reject拒绝；retire退休；raise抚养。raise a family养家。86. d. have been 对时态的考察。后半句子中有since，因而应选现在完成时have been。part vi. translation (5 minutes)87. reduce the amount

23、of pollution coming from industries and stop deforestation.本题结合了课文中所学习的词组，pollution, deforestation.88. once we reach the point of no return同样，也是对课文内容的考察，reach the point of no return.89. money had become king.对习惯表达的考察。90. the air we breathe and the water we drink.对定语从句的考察。91. this is especially true

24、of developed countries对词组be true of 的考察。key to unit 1part iii. listening comprehensionscripts:section a:directions: in this section, you will hear 8 short conversations and 2 long conversations. at the end of each conversation, one or more questions will be asked about what was said. both the conver

25、sations and the questions will be spoken only once. after each question there will be a pause. during the pause, you must read the four choices marked a ), b), c) and d), and decide which is the best answer. then mark the corresponding letter on answer sheet 2 with a single line through the centre.1

26、1. w: ive received an e-mail from johnson. it said he would visit the great wall nextweek. shall we go with him?m: oh! he is the last person in the world i want to see.q: what does the man mean?12. m: mission impossible is a great action movie. luckily, i got two tickets. would you like to go with m

27、e this evening?w: i really hope so, but i have to finish washing my clothes.q: what does the woman imply?13. m: i need to get this article. which shelf should i go to?w: oh! “me” stands for “the state of maine,” so this newspaper was published in maine. but, we dont have it.q: what is the possible r

28、elationship between the two speakers?14. w: are you being served, sir? what can i do for you?m: yes, i want to change these shoes. theyre so large.q: where does the conversation probably take place?15. w: i cant understand whats wrong with my car. it was just two weeks ago that i had itrepaired.m: d

29、ont waste your time and money any more. its a very old car and is quite wornout.q: what does the man mean?16. m: im going to the snack bar for a cup of coffee. would you like me to bring you backsomething?w: could you pick up a paper for me? not far from the snack bar.q: what does the man ask the wo

30、man to do?17. m: i doubt if alex can handle a job like this.w: well, if he cant handle it, no one can.q: what can we infer from the conversation?18. w: i dont know how i managed to break that platter. ill be more than happy to buyyou a new one.160 model test (1)m: forget about it. some things just c

31、ant be helped.q: whats the mans attitude?now you will hear two long conversations.conversation onem: i understand youd like to go for further study.w: yes, professor smith. id like to very much. could you tell me where i might getsome information about colleges and universities?m: yes, the internet

32、should have some catalogs.w: thank you.m: its my pleasure. of course, you can also write directly to any university for itscatalogue.w: could you write a letter of recommendation for me? i am applying for admissionto the university of california for postgraduate studies.m: ah, thats a good universit

33、y. sure, id be happy to write you one.w: thank you very much. when can i pick it up?m: you dont have to. american universities prefer to have a letter of recommendationsent directly from the people who write them. just leave me some informationabout where you want it sent, and ill have it in the mai

34、l by tomorrow afternoon.questions 19 to 22 are based on the conversation you have just heard.19. whats the relationship between the two speakers?20. where can he get the information about colleges and universities?21. what does the woman ask the man to do?22. when does the man send the letter?conver

35、sation twow: hello, this is dr. greens office. may i help you?m: id like to make an appointment to see the doctor.w: well, whats wrong with you?m: ive had severe pains in my throat.w: what time do you think is convenient?m: i really am in pain so i would like an appointment as soon as possible.w: wh

36、at about tomorrow morning?m: yes, that would be fine.w: is 9:30 okay?m: okay.w: i need some information for your record. could you please give me your fullname, address, phone number and insurance coverage?m: sure.questions 23 to 25 are based on the conversation you have just heard.23. what is the p

37、robable relationship between the two speakers?band three 16124. where is the mans pain?25. what is the man going to do?section bdirections: in this section, you will hear 3 short passages. at the end of each passage, you will hear somequestions. both the passages and the questions will be spoken onl

38、y once. after you hear aquestion, you must choose the best answer from the four choices marked a ), b ), c) and d ).then mark the corresponding letter on answer sheet 2 with a single line through the centre.passage oneone of the most famous monuments in the world, the statue of liberty, waspresented

39、 to the united states of america in the nineteenth century by the people offrance. the great statue, which was designed by the sculptor auguste bartholdi, tookten years to complete. the actual figure was made of copper supported by a metalframework which had been especially constructed by eiffel. be

40、fore it could be transportedto the united states, a site had to be found for it and a pedestal had to be built.the site chosen was on an island at the entrance of new york harbor. by 1884, a statuewhich was 151 feet tall, had been erected in paris.the following year, it was taken to pieces and sent

41、to america. by the end of october1886, the statue had been put together again and it was officially presented to theamerican people by bartholdi. ever since then, the great monument has been a symbolof liberty for the millions of people who have passed through new york harbor to maketheir homes in a

42、merica.questions 26 to 28 are based on the passage you have just heard.26. who presented the statue of liberty to the united states of america?27. which of the following about the statue of liberty is true?28. when was the statue put together again in america?passage twoone of the goals of american

43、education officials is to have all public schools connectedto the internet computer system and have computers for all students. governmentstudies show that in 1994 only thirty-five percent of american public schools wereconnected to the internet. last year, that number reached eighty-nine percent.vi

44、rginia polytechnic institute and state university is a large university in the southernstate of virginia. officials at virginia tech say computers are very important to astudents education. all students at virginia tech have been required to have a computersince 1998.each students living area at vir

45、ginia tech has the necessary wires to link a computerto the internet. the students can send and receive electronic mail, use the worldwide web part of the internet and link with other universities, all without leaving theirroom. they can also use their computers to send electronic copies of their sc

46、hool workto their teachers. and they can search for books in the schools huge library.162 model test (1)questions 29 to 31 are based on the passage you have just heard.29. what are officials required to do in all public schools in america?30. in 1994, how many american public schools were connected

47、to the internetcomputer system?31. where do students at virginia tech link their computers to the internet?passage threei had spent my last day in london visiting friends, taking pictures, and doing somelast-minute shopping. among other things, i had bought some presents: a shirt for mybrother, a wo

48、ollen blanket for my sister, and a battery-powered alarm clock for my father.after travelling in a crowded bus and waiting in the noisy airport building, i wasglad to be sitting in the plane at last. in a few minutes we would be asked to fasten ourseat belts and to stop smoking, and then we would so

49、on be up in the sky on our flight toberlin.but i had been mistaken. ten minutes later, instead of enjoying the beauty of theevening sky from high above the clouds, i was sitting in a smoke-filled room with anairline official and a police officer at my side. on the table in front of me was one of mys

50、uitcases.the officials were very polite. they asked me to show them my passport, my ticket,and my baggage check. then i was requested to open the suitcase and to spread out itscontents on the table.i did as i was told. the moment i placed the alarm clock on the table, the two officialslooked at each

51、 other and smiled.hearing the clock ticking away merrily, i suddenly understood. someone must haveheard the ticking noise coming from my suitcase and thought there was a time bombhidden in it.questions 32 to 35 are based on the passage you have just heard.32. how did the man spend his last day in lo

52、ndon?33. what present did he buy for his father?34. why did the man get off the plane ten minutes later?35. which of the following statements is true?section c: compound dictationdirections: in this section, you will hear a passage three times. when the passage is read for the first time,you should

53、listen carefully for its general idea. when the passage is read for the second time,you are required to fill in the blanks numbered from 36 to 43 with the exact words you havejust heard. for blanks numbered from 44 to 46 you are required to fill in the missing information.for these blanks, you can e

54、ither use the exact words you have just heard or write downthe main points in you own words. finally, when the passage is read for the third time, youband three 163should check what you have written.today, there are 20 megacities around the world (36) three-quarters of themin developing nations like

55、 india. by 2015, the united nations says there will be at least22 megacities, (37) representing five percent of the (38) global population.employment and educational opportunities are the main (39) attraction of urbancenters. but hopes for a better life are often dashed as (40) overpopulation puts a

56、 hugestrain on cities infrastructures and their ability to provide basic (41) necessitieslikeclean water and a (42) decent place to live.many rural migrants who come to bombay fail to find (43) adequate work, (44)and therefore cannot afford decent housing. the world bank says 54 percent of bombays15

57、 million residents live in slums.the problem of migration-creating-slums is shared by indias other two megacities,delhi and calcutta, (45) as well as urban centers throughout the developing world.the problem is pressing, (46) with the united nations predicting half of the worldspopulation is expected to be living in cities by next year.164 model test (2)key to model test (2) band threepart i. writing (30minutes)sample writing:making friends onlinewith the development of high technology, computers are playing a more andmore important role in our dail