21世纪大学英语第四册课后答案(全1-7单元)

《21世纪大学英语第四册课后答案(全1-7单元)》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、--21世纪大学英语第四册课后习题答案（全1至7单元）UnitoneTEXTAII1.Hedefinesgreatnessasthelastingcontributionwhichapersonmakesorhasmadetohumancivilization.2.TheexampleofChurchillshowstheimportanceofpersistenceanddedicationinachievinggreatness.3.Firstbornsandonlychildrentendtomakegoodleadersintimesofcr

2、isis,butmiddle-bornchildrenarebetterpeacetimeleaders.4.A20thcenturypoliticianshouldbeaneffectivepublicspeakerandasocialperson.5.Intelligenceseemstobelessimportantthanotherfactors,suchastheabilitytocommunicateeffectively.6.Theabilitytoovercometraditionalwaysofthinkingisalsocruci

3、al.7.Theysimplydon’tdevotetheamountoftimerequired.8.Thestudyshowedthatenjoyingone’sworkisthebestformofmotivation.IV1.chat2.acknowledge3.motivated4.charcteristic5.despite6.influential7.cited8.obstacle9.intrinsic10.criteria11.obsession12.innate13.contribution(s)14.contemporary15.

4、submitted16.moraleV1.leftbehind2.riseabove3.madehistory4.wereendowedwith5.putupwith6.goingnowhere7.focuseson8.builtupon9.putin10.comeupwith11.takecharge12.set...apartVIefficiencyemergencyfluencyfrequencyproficiencytendencyurgencysufficiency1.fluency2.proficiency3.emergency4.Eff

5、iciency5.tendency6.frequencyVII1.Forsomestudents,it'snotthattheydon'tputinenoughtime—it'sthattheydon'thavegoodstudyhabits.2.Childrenperformdifferentlyatschool.It'snotthattheyhavedifferentIQs—it'sthattheyarebroughtupindifferentenvironments.3.Thecompanyisnotveryproductive.It'snot

6、thatitsstaffaren'ttalented—it'sthattheirenergyhasn'tbeenchanneledeffectively.4.I'mreallysorry.It'snotthatIdon'twanttogotothecinemawithyou—it'sthatIhavetofinishmypapertonight.5.Youhaveastomachache.It'snotthatthefoodwasbad—it'sprobablythatyouhavetoomuchstressfromyourwork.VIII1.Pr

7、esidentWilsondidn'ttrytobringtheUSbacktoeconomicandpoliticalisolation.Instead,hebelievedininternationalcooperationthroughanassociationofnations.2.Computersdon'tteachstudentsingroups.Instead,theycanhelpthemlearneffectivelyaccordingtotheirdifferentneeds.3.Weshouldn'tfocusonminorp

8、oints.Instead,weshouldtrytosolvetheproblemofthegreates