21世纪大学英语第四册课后习题答案全Word下载.docx

21世纪大学英语第四册课后习题答案全Word下载.docx

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6.Theabilitytoovercometraditionalwaysofthinkingisalsocrucial.

7.Theysimplydon’tdevotetheamountoftimerequired.

8.Thestudyshowedthatenjoyingone’sworkisthebestformofmotivation.

IV

1.chat2.acknowledge3.motivated4.charcteristic

5.despite6.influential7.cited8.obstacle

9.intrinsic10.criteria11.obsession12.innate

13.contribution（s）14.contemporary15.submitted16.morale

V

1.leftbehind2.rise3.madehistory4.wereendowedwith

5.putupwith6.goingnowhere7.ifocuseson8.bebuilton

9.putineupwith11.takecharge12.set...apart

VI

efficiencyemergencyfluencyfrequency

proficiencytendencyurgencysufficiency

1.fluency2.proficiency3.emergency4.Efficiency

5.tendency6.frequency

VII

1.Forsomestudents,it'

snotthattheydon'

tputinenoughtime—it'

sthattheydon'

thavegoodstudyhabits.

2.Childrenperformdifferentlyatschool.It'

snotthattheyhavedifferentIQs—it'

sthattheyarebroughtupindifferentenvironments.

3.Thecompanyisnotveryproductive.It'

snotthatitsstaffaren'

ttalented—it'

sthattheirenergyhasn'

tbeenchanneledeffectively.

4.I'

mreallysorry.It'

snotthatIdon'

twanttogotothecinemawithyou—it'

sthatIhavetofinishmypapertonight.

5.Youhaveastomachache.It'

snotthatthefoodwasbad—it'

sprobablythatyouhavetoomuchstressfromyourwork.

VIII

1.PresidentWilsondidn'

ttrytobringtheUSbacktoeconomicandpoliticalisolation.Instead,hebelievedininternationalcooperationthroughanassociationofnations.2.Computersdon'

tteachstudentsingroups.Instead,theycanhelpthemlearneffectivelyaccordingtotheirdifferentneeds.

3.Weshouldn'

tfocusonminorpoints.Instead,weshouldtrytosolvetheproblemofthegreatesturgencyatpresent.

4.Hedosen'

tgetanybodyelsetohelphim.Instead,helikestoattendtoeverythinghimself.

5.Teachingsuccessshouldn'

tbemeasuredbythescoresthestudentsreceiveontests.Instead,itshouldbemeasuredbywhetherthestudentshaveinternalizedtheabilityanddesiretolearn.

IX

BCBADDCABADABCA

X

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。

”

XI

1.Americanstendtodefinepeoplebythejobstheyhave/do.Suchcharacteristicsastheirfamilyandeducationalbackgroundsareconsideredlessimportant.

2.Hisuncompromisingpersonalityexplainswhyhecouldnolongerputupwithhisemployerandeventuallysubmittedhisresignation.

3.IfyoureallywanttolearnEnglishwell,youmustputinalotoftimeandenergy,oryou'

llgonowhere.Thesamecanbesaidofothersubjects.

4.Someactorsfameisbuiltontheirinnatebeauty,butdespitehisshortstature,DustinHoffmanroseaboveanditishisexcellentactingthatsethimapart.

5.Afterhetookcharge,wediscoveredthattherewerestrikingdifferencesbetweenhimandhispredecessor.Hehadthedriveandpassion,cameupwithmanynewideas,andfocusedhisworkonhowtoraiseourmorale.

6.DengXiaopingmadehistorywhenhedeclaredChina'

sreformandopening-uppolicy.Despitetremendousobstacles,hemadelastingcontributionstoourcountry'

smodernizationwithhisunrelentingefforts.

7.WhycouldsomeonewithageniusIQbeleftbehindbyahardworkingpersonwithanaverageIQ?

Ithastobeacknowledgedthatbesidesone'

sIQ,manyotherfactorshavemuchtodowithone'

sachievements.

8.Thisteacherisreallyremarkableinfirstmotivatingherstudentssoshecanreallyteachthemsomething.It'

snotthatsheistalented,it'

sthatshefocusescompletelyordrawingtheirfullattentioninclass.

unittwo

1.Hegotnothanksforreturningawallet,thoughhedeservedto.

2.Hewantstoshowhowmuchpeopleneedgratitudetokeepupaspiritofkindnessandcooperation.

3.Shesavedupfortwoyears,wenttoNormandyinperson,andgaveherson'

sgoldwristwatchtothewoman.

4.Hesendashortrecordingexpressinghisappreciationoftheauthor'

sthoughtfulnessandsentittotheauthor.

5.Apatientwhoselifewassavedbyabloodtransfusioncamebackagainandagaintodonatehisbloodanonymouslysothatmorepatientscou