21世纪大学英语读写教程第四册课后习题答案.pdf

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1、21 世纪大学英语读写教程第四册答案（超完整版）Unit 1TEXT AII1.He defines greatness as the lasting contribution which a person makes or has made to humancivilization.2.The example of Churchill shows the importance of persistence and dedication in achievinggreatness.3.Firstborns and only children tend to make good leaders

2、in times of crisis,but middle-bornchildren are better peacetime leaders.4.A 20th century politician should be an effective public speaker and a social person.5.Intelligence seems to be less important than other factors,such as the ability to communicateeffectively.6.The ability to overcome tradition

3、al ways of thinking is also crucial.7.They simply dont devote the amount of time required.8.The study showed that enjoying ones work is the best form of motivation.IV1.chat2.acknowledge3.motivated4.charcteristic5.despite6.influential7.cited8.obstacle9.intrinsic10.criteria11.obsession12.innate13.cont

4、ribution(s)14.contemporary15.submitted16.moraleV1.left behind2.rise3.made history4.were endowed with5.put up with6.going nowhere7.ifocuses on8.be built on9.put e up with11.take charge12.set.apartVIefficiencyemergencyfluencyfrequencyproficiencytendencyurgencysufficiency1.fluency2.proficiency3.emergen

5、cy4.Efficiency5.tendency6.frequencyVII1.For some students,its not that they dont put in enough time its that they donthave goodstudy habits.2.Children perform differently at school.Its not that they have different IQs its that they arebrought up in different environments.3.The company is not very pr

6、oductive.Its not that its staff arent talented its thattheir energyhasnt been channeled effectively.4.Im really sorry.Its not that I dont want to go to the cinema with you its that I have to finishmy paper tonight.5.You have a stomachache.Its not that the food was bad its probably that you have too

7、muchstress from your work.VIII1.President Wilson didnt try to bring the US back to economic and political isolation.Instead,hebelieved in international cooperation through an association of nations.2.Computers dont teachstudents in groups.Instead,they can help them learn effectively according to the

8、ir different needs.3.We shouldnt focus on minor points.Instead,we should try to solve the problem of the greatesturgency at present.4.He dosent get anybody else to help him.Instead,he likes to attend to everything himself.5.Teaching success shouldnt be measured by the scores the students receive on

9、tests.Instead,itshould be measured by whether the students have internalized the ability and desire to learn.IXBCBAD DCABA DABCAX西蒙顿说，如果事业上取得巨大成就者具有什么共性的话，那就是一种持续不断地追求成功的动力。“人们往往认为他们天生具有一些超常非凡的东西，”他解释道。“但研究结果表明，有的伟人并没有惊人的智力。有的只是程度上的差异而已。伟大是建立在大量的学习、实践和献身精神的基础之上的。”他举出二战时期的英国首相温斯顿?丘吉尔作为一个永不放弃的冒险者的典范。丘

10、吉尔在全国上下士气最为低落的时候被推上台，并出色地领导了英国人民。在 1940 年盟军敦刻尔克大撤退之后的一次演讲中，他的话激励了全国人民，“我们绝不会衰退、失败。我们将坚持到底我们永远不会屈服。”XI1.Americans tend to define people by the jobs they have/do.Such characteristics as their familyand educational backgrounds are considered less important.2.His uncompromising personality explains why

11、he could no longer put up with his employer andeventually submittedhis resignation.3.If you really want to learn English well,you must put in a lot of time and energy,or youll gonowhere.The same can be said of other subjects.4.Some actors fame is built on their innate beauty,but despite his short st

12、ature,Dustin Hoffmanrose above and it is his excellent acting that set him apart.5.After he took charge,we discovered that there were striking differences betweenhim and hispredecessor.He had the drive and passion,came up with many new ideas,and focused his workon how to raise our morale.6.Deng Xiao

13、ping made history when he declared Chinas reform and opening-up policy.Despitetremendous obstacles,he made lasting contributions to our countrys modernization with hisunrelenting efforts.7.Why could someone with a genius IQ be left behind by a hardworking person with an averageIQ?It has to be acknow

14、ledged that besides onesIQ,many other factors have much to do withones achievements.8.This teacher is really remarkable in first motivating her students so she can reallyteach themsomething.Its not that she is talented,its that she focuses completely or drawing theirfullattention in class.unit 2TEXT

15、 AII1.He got no thanks for returning a wallet,though he deserved to.2.He wants to show how much people need gratitude to keep up a spirit of kindness andcooperation.3.She saved up for two years,went to Normandy in person,and gave her sons gold wristwatch tothe woman.4.He send a short recording expre

16、ssing his appreciation of the authors thoughtfulness and sent itto the author.5.A patient whose life was saved by a blood transfusion came back again and again to donate hisblood anonymously so that more patients could be saved.6.He does it by citing W.H.Hudsons gratitude for his wifes day-to-day he

17、roism.7.Those people who do little things for us all year round.8.It can make people take infinite pains with their work.9.Gratitude is needed all the time and none of us can give too much of it.III1.intention2.sincere3.glaring4.sore5.trace6.render4.denial5.proof9.tribute7.conventional11.generous12.

18、gratitude13.slammed14.agreeableIV1.caught/took my fancy2.a mistake on Johns part3.take for granted4.think twice5.saved up6.referred to7.boast about8.took pains with9.refrain from10.something of11.in one way or another12.fed upV1.altitude2.aptitude3.attitude4.longitude5.fortitude6.mulitiude7.latitude

19、8.solitudeVI1.coordination2.coexist3.co-workers4.co-owners5.co-authored6.Cooperation7.Coeducation8.copilotVII1.no sacrifice for the education of the young was too great2.No price is too high to pay in order to save their lives3.cannot be too careful in performing an experiment4.They cannot praise hi

20、m too much5.can not be overemphasized6.cannot be overestimatedVIIIBACDD BABCD BADCAIX一些人不愿表达感激之情，因为他们觉得这不会受欢迎。我的一个病人在出院几个星期后回到医院感谢他的护士。“我没有更早地回来，”他解释说，“是因为我猜想你们对于人们的感激一定厌烦得要命。”“正好相反，”她回答说，“我很高兴你来。很少有人意识到我们多么需要鼓励，我们从那些鼓励我们的人身上获得了多大的帮助。”我们所给予的感激永远不会过多。因为我们身边的人在构筑他们的人生哲学时所依据的正是这些微笑、我们所表示的感谢和我们表示欣赏的各种小小

21、的示意动作。X1.He glared at John and was annoyed by his refusal to cooperate.2.Johns sincere speech shows his gratitude to the people who rendered him generous help whenhe was in difficulty.3.He is something of a stamp collector.The fact that once he saved up for two years to buy a rarestamp is proof of i

22、t.4.The beauty of these roses could not be overstated.They took/caught all the visitorsfancy inone way or another.5.At first he took it for granted that they should build more highways in this area.Then a carefulcalculation of the expenditure compelled him to think twice before he made the final dec

23、ision.6.Each time he receives a gift from me,no matter how small,my friend Bill never fails toacknowledge it.7.The journalist has decided to trace the young man referred to in the old couples letter,which is atribute to the young mans effort at improving their living conditions.8.Though he was fed u

24、p with the salesmen who knocked at his door and boasted about theirproducts every day,he refrained from slamming the door in their face.Unit 3TEXT AII1.He changed his perspective and observed people who did not have smallpox.2.He wants to give a good example of lateral thinking.3.He compares the hum

25、an brain to a computer and the change of ones point of view to thereprogramming of the computer.4.It is to fight it.5.He calls it vertical thinking.6.He used the technique of lateral thinking.7.The key is to make a shift in emphasis instead of fighting the problem head-on.8.They should change their

26、point of view and regard themselves as their bodys keeper.9.Very often lateral thinking yields much better results than vertical thinking.10.It is approaching the target from a sideways point of view instead of approaching it directly.III1.tactic2.utmost3.structure4.slack5.significance6.head-on7.dea

27、d end8.erased9.framework10.vertical;vertical11.ceased12.flaw13.implies14.affirmedIV1.wound up being3.take in5.take over2.pulling on4.in effect6.ended up teachingV1.approach2.fought3.cure4.pressured5.focus6.approach7.program8.experienced9.switch10.escape11.fail12.escapedVIassistantaccountantservantde

28、pendantattendantcontestantdefendantconsultantinhabitantoccupant1.attendant2.servant3.consultans4.contestant5.accountant6.occupants7.assistant 8.inhabitants9.dependants10.defendantVII1.of use2.of great importance3.of great/critical/extreme significance4.of little value5.of marked benefit6.of invaluab

29、le helpVIII1.should have told me at once2.2.should have told me beforehand3.3.should have left the company long ago4.never should have happened5.should have left thirty minutes ago6.should have phonedIXCDBDA BBDBB CABDCX一般西方人解决问题的方法是与之搏斗。“进展越困难，硬汉子越向前”这句话便代表了这种解决问题的积极进取的态度。不管是什么问题，不管可以用来解决问题的方法是什么，我

30、们西方人的思维方式所产生的框架总是搏斗。德?博诺医生称之为纵向思维；即那种传统的、按顺序的、亚里士多德式的逻辑思维，坚定地从一步移到下一步，就像玩具积木一块搭在另一块之上。当然，它的缺陷是，如果在任何时刻其中一步没有达到，或者一块积木没有放对，那么整个结构就会坍塌。事情就会陷入僵局，沮丧、紧张和搏斗的情绪就会笼罩心头。横向思维，德?博诺医生说，是对事物进行思考的一种新方法一种完全避免这种拼搏，用一种完全出人意料的方式解决问题的方法。XI1.Tom was hung up on the problem but could do nothing about it until he learnt t

31、o solve it withdifferent tactics.2.Lateral thinking has helped him to advance his new theory which had seemed to reach a deadend.3.The framework of our latest construction plan has been affirmed by the local government.Whether it will be carried out on time is of the utmost significance to the devel

32、opment of thiscoastal city.4.While trying to find a solution to the problem,Edward reached an impasse in his thinking,butlater he changed his point of view and solved the problem in an entirely unexpected fashion.5.Many people believe that computer labs will eventually take over from the libraries a

33、nd studentswho want to take in new knowledge will end up learning everything in the computer lab.6.Yesterday his car crashed into a truck almost head-on.If he does not stop driving so carelessly,Iam sure he will wind up in the emergency room of a hospital.7.There is a flaw in the structural design o

34、f the painting.Why dont you erase the vertical lines andsimplify it a little bit?8.John should have given up smoking a long time ago.After all,health is of the utmost importanceto everybody.unit 4TEXT AII1.The IQs among the students were within the normal range.2.The study showed that a teachers pos

35、itive view and high expectations of students convincesthem that they are gifted and enables them to do better than average work.3.She did not see this as evidence that the student was not bright or capable,but rather viewed it asone day 抯 poor performance,an exception to a normally good pattern of w

36、ork.4.It is hard to describe exactly,but her tone was assured and she did not express any negativequalities such as irony,putdowns and/or irritation.5.This shows that positive expectation can be effective even on mice,who do not,of course,understand human language.6.Labeling means thinking of people

37、 in terms of the general prejudices which we have about theirnationality,their race,or their gender,rather than thinking of them as individuals.7.Labels define a broad,heterogenerous group too specifically.They are usually prejudicial,non-inclusive,and often racist or sexist.8.This example shows how

38、 labeling can create a sense of guilt in a person who does not do what isexpected,even when he follows his talents and is quite successful.IV1.breed2.accordingly3.racial4.homogeneous5.inclusive6.welfare7.deceiving8.irritation9.variables10.uncover11.irony12.verbal13.readily14.indifference 15.certaint

39、y;certainty16.superiorV1.in terms of2.due to3.measures/lives up to4.as often as not5.consisted of6.go through with7.in reality8.in partVI1.unfolded2.unpacked3.undo4.unbend5.unfastende6.unload7.undressing8.unlockedVII1.transmit2.transforming;transferring3.transcribed4.transplanting5.transfer6.transpa

40、rentVIII1.AS the example in the text makes clear2.As i mentioned earlier/As(was)mentioned earlier3.As is known all4.as(is)agreed on in the contract5.as had been originally plannedIX1.They would rather overwork themselves to make life better for our sake than spend theirhard-earned money on themselve

41、s2.would rather read a best-seller than chat with others3.would rather confine yourself in the library than go out to meet and talk with local people4.would rather give up my short-term interest than let it slip away5.would rather not tell our parents what 抯 in our minds than sit down and communicat

42、e withthem like friendsXBDADB ACADA BBACBXI某个学生的成绩达不到老师的期望是常有的事。当这种情况发生时，那个学生面对的不是失望、愤怒或恼怒。相反，老师认为这是一次例外，一件偶然的事情，倒霉的一天，一次暂时的失误而学生相信了她，并消除了疑虑。下一次，他更加努力了，决心做到老师知道他能做到的事。很难精确地确定老师传达的信息：“我期待着最好的成绩，”中到底是哪一部分告诉了孩子。它的一部分包括显示信心的平和语调，言语上的耐心，及没有讽刺、贬低和恼怒等消极因素。期待着最好成绩的老师满怀信心地提问，因为她知道她得到的答案将是正确的，而孩子也感受到了那种信心。XII

43、1.Schools should avoid deciding who is superior only in terms of students exam results andtreating them accordingly.Instead,a good educational system should enable every student tomeasure up to good standards as well-rounded people.2.As often as not,when college students have questions after class,t

44、heir teachers are not readilyavailable except during office hours.This is due to teachers busy academic research,rather thantheir indifference to the students.3.This class consists of forty students,most of whom used to be labeled average in terms ofEnglish level.But as this teacher has never shown

45、any verbal impatience,the students havereacted positively to his teaching methods and lived up to his expectations.4.Teaching is becoming increasingly demanding in the United States,due in part tothe diversityof students racial background and the complexity of educational technologies that requiread

46、ditional training.5.The English are,as often as not,labeled conservative.Obviously this label is prejudiced.Inreality,Britain is not very different from other European countries in terms of nationalcharacteristics.The British are polite,neat,orderly and confident.6.Some young people grow up with a s

47、trong desire for independence.They would rather try hardto go through life on their own than turn to their parents for help with asense of guilt.7.Your friend treats you sincerely,so you should respond accordingly and mustn 抰 deceive himor talk about his setbacks with irony(ironically).8.The neighbo

48、rs irritation/annoyance was due to the noise they made.However,because ofreassurances that they would stop working at night,they went through with the decoration of thisapartment.Unit 5Unit 51.emulated2.requesting3.succeeding4.miniature5.inevitable 6.sizable7.practically8.outraged 9.craving 10.maxim

49、um maximum11.afflicts12.ignorance13.intense14.intervals15.correspondence1.take change of2.get hold of3.who live of4.smile upon/on5.adjust to6.reflect upon7.in person8.due to9.along with10.picking up11.checked out12.stuck out1.indoor2.influx3.inhaled4.input5.inqure6.insights7.immigrated8.implanted9.i

50、mpressed10.imperiled11.imports12.including.1.you might as well tell me the whole story2.I think we might as well buy this computer3.I might as well be talking to be a brick wall4.we might as well have stayed at home5.I might as well sell the farm and try and find a happy life somewhere else1.with2.a