大学英语四课后习题答案

1、unit1Key to exercises:VocabularyIII1 .idle   2.justify   3.discount    4.distinct   5.minute 6. accused   7.object  8.contaminate   9sustain  10.worshipIV1. accusing.of  2.end up   3.came upon  

2、4.at her worst  5.pay for6. run a risk of   7.participate in  8.other than  9.object to objected to 10.at bestV1.K   2.G  3.C  4.E  5.N  6.O  7.I  8.L  9.A  10.DCollocationVI1.delay   2.pain  3.hardship  4

3、.suffering   5.fever6.defeat   7.poverty   8.treatment  9.noise  10.agonyWord Building1.justify  2.glority   3.exemplifies   4.classified   5.purified  6.intensify  7.identify   8.terrifieVII1.bravery 

4、; 2.jewelry  3.delivery  4.machinery  5.robbery   6.nursery  7.scenery   8.discoverySentence  StructureVIII1. other than for funerals and weddings2.other than to live an independent life3.other than that they appealed to his eye4.but other than that, he w

5、ill eat just about everything5.other than that its somewhere in the town centerIX1.shouldnt have been to the cinema last night2.wouldnt have told him the answer3.they neednt have gone at all4.must have had too much work to do5.might have been injured seriouslyTranslationX.1.The plant does not grow w

6、ell in soils other than one in which it has been developed.2.Research findings show that we spend about two hours dreaming every night, no matter what we may have done during the day.3.Some people tend to justify their failure by blaming others for not trying their best.4.We remain true to our commi

7、tment: Whatever we promised to do, we would do it.5.Even Beethovens father discounted the possibility that his son would one day become the greatest musician in the world. The same is true of Edison, who seemed to his teacher to be quite dull.6.They were accused by the authorities of threatening the

8、 state security.Cloze1-5 BACDB      6-10 ABACA     11-15 DCDAC  16-20DBCAD unit2Key to exercises:VocabularyIII1.coarse  2.betrayed  3.incident  4.postponed   5.execute6.surrounding  7.applause  8.extraordinary&

9、#160; 9.clumsy  10.sparkedIV1 for      2.against   3.up     4.about   5.up6.to     7.down    8。down    9.in     10.onV1-5  IJBDE   6-10  GFL

10、NACollocationVI1.service  2.helphand   3.influence  4.guarantee  5.visit6.span   7.welcome   8.spirit  9.duties   10. buildingsWord BuildingVII1. artist    2.terrorist   3.novelist   4.activists5.biologist

11、s   6.idealist   7.capitalists  8. touristVIII1.terrorism   2.industrialism  3.realism  4.idealism5.criticism  6.heroism  7.racism   8.ModernismSentence  StructureIX1.If I had known that you were coming, I would have met you at th

12、e airport.2.If he had tried to leave the country, he would have been stopped at the border.3.If we had found him earlier, we would have saved his life.4.If I had caught that plane, I would have been killed in the air crash.5. If he had been in good health, he would have written many books.X1. its a

13、wonder to find2. It is a surprise for us to find 3. it is a waste of time to argue with him4.Its a comfort to know5.It is a relief for us to learnTranslationXI.1 . If the characters in this comedy had been more humorous, it would have attracted a larger audience.2.She has never lost faith in her own

14、 ability, so it is a possibility for her to become a successful actress.3.I never had formal training, I just learned as I went along.4.As their products find their way into the international market, their brand is gaining in popularity.5.She could make up a story by saying she was knocked unconscio

15、us by thieves and that all her money was gone, but she doubted whether she could make it sound believable.6.No one was certain whether he postponed the visit on purpose, but this brought more criticism of him.Cloze1-5CBCBA      6-10CDADC    11-15 DAACB &#

16、160; 16-20DACBA unit3Key to exercises:VocabularyIII1.raw  2.convicted   pensation  4.notify  5.provisions6.receipt   7.paste  8.altered  9.thrive  10.certifyIV1. up   2.to   3.down  4.of  5.o   7.f

17、or   8.on   9.through  10.ofV1-5MEGAH    6-10 CIKODCollocationVI1.respect  2.degree   3.money  4.living  5.praise6.place  7.success  8.scholarship  9.job  10.reputationWord BuildingVII1.longish  2.animal-like&#

18、160; 3.selfish  4.honey-like5.ball-like  6.boyish  7.yellowish  8.bookishVIII1.politicians  2.technician  edian  4.musicians5.physicians  6.electricians  7.beautician  8magicianSentence  StructureIX1.The wanted man is believed to be living in Ne

19、w York.2.Many people are said to be homeless after the floods.3.Three men are said to have been arrested after the explosion.4.The prisoner is thought to have escaped by climbing over the wall.5.Four people are reported to have been seriously injured in the accident.X1. He tried sending her flowers,

20、 but it didnt have any effect.2.I dont regret  telling her what I thought, even if I upset her.3.The window was broken because I forgot to close it when I left.4.We regret to inform that the materials you ordered are out of stock.5.He welcomed the new student and then went on to explain the col

21、lege regulations.TranslationXI.1.     Seven or eight officials are reported to have taken bribes and the mayor has decided to look into the affair in person.2.     These workers regret yielding to the managements advice and going back to work. Now they are aga

22、in faced with the threat of losing their  jobs.3.     You only need to fill out a form to get your membership, which entitles you to a discount on goods.4.     Their car broke down halfway for no reason, As a result they arrived three hours later than the

23、y had planned.5.     The official got involved in a scandal and was forced to resign weeks later.6.     The man living on welfare began to build up his own market, one step at a time and his business is thriving.ClozeXIII1-5BCADB     

24、6-10ADCAB     11-15DACBD  16-20BCADB unit4Key to exercises:Vocabulary III1.     investment  2.disposal  3.condensed  4.strategic  5.revenue6.scratch  7.utilities  8.invested  9.nowhere  10.transmission

25、0;IV1. is lagging far behind   2.are stuck with  3.going for  4.remain in contact  5.keep pace with  6.at your disposal  7.dates from   8.scratched the surface of   9.stuck in   10.choose between V1-5LNDEH    6-10 I

26、FOJBCollocation VI1.     exchange  2.growth  3.opportunities  4.understanding  5.benefits 6.peace  7.development  8.career  9.will  10.statusWord Building. VII1.     superpower  2.superabundant  3.sup

27、ermarket  4.super-speed 5.supercomputer  6.superman  7.superstsr  8.super-efficient VIII1.     auto-timer  2.auto-foccus  3.autograph  4.auto-reverse5.autobiography  6.automaker  7.autoloading  8.autocriticism IX1.Concen

28、trate on indoor delights rather than outdoor fights and youll be much better appreciated.2.As a result of the development of computer technology many people may eventually be able to work at home rather than go to the office.3.Some people say that the pupils achievements this term will be measured b

29、y a formal test rather than their teachers assessment.4.They argued that their products should be developed on the basis of need rather than profit.5.During weekends the businessmen may spend time establishing friendship and mutual trust rather than discussing my particular item of business. X1

30、.     Petrol now is twice as expensive as it was a few years ago .2.     Theirs is about three times as big as ours .3.     Latin American customers talk tow to four times as long on the phone as people in North American.4.   

31、;  the fee for cell phones is typically twice as much as for calls made over fixed lines.5.     can transmit 250,000 times as much as data as a standard telephone wire . XI.1.     Rather than invest in my education , my parents spent their money on a

32、 new house .2.     Today people are spending twice as much as on entertainment and relaxation as they did in the past.3.     In order to be successful, a business must keep pace with development in the marketplace.4.     Her fluency in Engl

33、ish gave her an advantage over girls for the job.5.     For students, nowhere is better than the library, where all the books are at their disposal.6.     We should make full use of the platform to strengthen communication, expand cooperation in more areas and

34、 seek further development through joint efforts.Cloze XIII1-5CDABB    6-10 CDBCD    11-15 ACBDC   16-20DBACCunit5Key to exercises:Vocabulary III1.     investment  2.disposal  3.condensed  4.strategic  5.revenue

35、6.scratch  7.utilities  8.invested  9.nowhere  10.transmission IV1. is lagging far behind   2.are stuck with  3.going for  4.remain in contact  5.keep pace with  6.at your disposal  7.dates from   8.scratched the surface of &

36、#160; 9.stuck in   10.choose between V1-5LNDEH    6-10 IFOJBCollocation VI1.     exchange  2.growth  3.opportunities  4.understanding  5.benefits 6.peace  7.development  8.career  9.will  10.statusWord Bui

37、lding. VII1.     superpower  2.superabundant  3.supermarket  4.super-speed 5.supercomputer  6.superman  7.superstsr  8.super-efficient VIII1.     auto-timer  2.auto-foccus  3.autograph  4.auto-reverse5.aut

38、obiography  6.automaker  7.autoloading  8.autocriticism IX1.Concentrate on indoor delights rather than outdoor fights and youll be much better appreciated.2.As a result of the development of computer technology many people may eventually be able to work at home rather than go to

39、the office.3.Some people say that the pupils achievements this term will be measured by a formal test rather than their teachers assessment.4.They argued that their products should be developed on the basis of need rather than profit.5.During weekends the businessmen may spend time establishing frie

40、ndship and mutual trust rather than discussing my particular item of business. X1.     Petrol now is twice as expensive as it was a few years ago .2.     Theirs is about three times as big as ours .3.     Latin American customers talk

41、tow to four times as long on the phone as people in North American.4.     the fee for cell phones is typically twice as much as for calls made over fixed lines.5.     can transmit 250,000 times as much as data as a standard telephone wire . XI.1. 

42、60;   Rather than invest in my education , my parents spent their money on a new house .2.     Today people are spending twice as much as on entertainment and relaxation as they did in the past.3.     In order to be successful, a business must keep p

43、ace with development in the marketplace.4.     Her fluency in English gave her an advantage over girls for the job.5.     For students, nowhere is better than the library, where all the books are at their disposal.6.     We should make full

44、 use of the platform to strengthen communication, expand cooperation in more areas and seek further development through joint efforts.Cloze XIII1-5CDABB    6-10 CDBCD    11-15 ACBDC   16-20DBACCunit6Key to Unit VI exercises:Vocabulary III1. 

45、0;   Substantial  2.concerning  3.negotiation  4.exaggerate 5.withdraw6. commissions  7.financed  8.secure  9.impose 10.donation    IV1.by   2.in 3.of  4.to  5.up  6.onupon   7.with  8.in  9.in 

46、10.between V1-5 OEGIJ         6-10 BKNMDCollocation VI1.     approaches  2.reward  3.protection  4.honor  5.advice 6.access  7. advantages  8.help  9.sympathy   10.understanding Wo

47、rd Building.VII1.     foresight  2.forewarned  3.foreground  4.postgraduate5. post-race   6.foresaw  7.post-Christmas  8.post-electionVIII1.e-shopper  2.e-merchant  3.e-journal  4.e-classroom  5.e-commerce   6.e-mai

48、l  7.e-dictionaries  8.e-cashIX1.     Its pointless to go there next Monday-theres a public holiday.2.     It is easy to talk about having high moral standards, but, in practice, what would one really do in such a situation？3.    

49、 It is interesting to see different cultures and ways of life.4.     It is really astonishing that she refuses to talk to you.5.     It is important that she come straight to me when she arrives.X1.     Suppose you object to carrying out a

50、particular management order and you are afraid of the manager, what would you do?2.     Suppose you have just got married and you are about to work abroad for three years, how would you explain it to your newly-married wife?3.     Suppose someone couldnt under

51、stand why you didnt arrest Harry, would explain to remove the doubts?4.     Suppose your tenant fails to pay for the rent in time, would you throw him out?5.     Suppose you are a very heavy smoker and are anxious to break the habit, where could you get help?X

52、I.1.   Suppose you found out that your colleague takes bribes, would you just ignore it?2.   weve given up on him because he is so stubborn. It is pointless to argue with him.3.   He hit upon a good method to speed up the progress of the experiment, but opinions differe

53、d among members of the group on it.4.   Today Im able to square my profession with my interest, which I wasnt able to do before.5.   The ability to visually distinguish between red and green is essential to becoming a driver.6.   The team consisted of seven people who m

54、et on a regular basis to share their information with each other.Cloze XIII1-5ADCBB    6-10DACCA    11-15BDBAC   16-20DBCDBunit7Key to Unit VII exercises:Vocabulary III1.discounted  2.biased   3.variation  4.potential  5.Conf

55、ronted6.migrate   7.descended   8.distinct   9.superficial   10.extensiveIV1.to date   2. in effect  3.nothing less than   4.As of  5.in combination with  6.In addition to  7.shed new light on   8. isconfined t

56、o V1-5 KOCFJ         6-10  IGAMECollocation VI.1.awards  2.challenges  ponent  4.advance  5.changes6.advantage   7.influence   8.effect      9.objective  10.threat Word B

57、uilding. VII1.     privacy  2.intimacy  3.frequency  4.fluency  5.secrecy  6.urgency  7.consistency  8.dependency     Word buildingVIII1. politics   2.classics   3 electronics.  4.economics5. psychology       6.methodology   7.technology  8.bilogyIX1.     Being healthy is more than a question of not being ill.2.