21世纪大学英语读写教程第四册答案及课文翻译.pdf
Unit1
TextA
Comprehensionoftext
1.Hedefinesgreatnessasthelastingcontributionwhichapersonmakesorhasmadeto
humancivilization.
2.TheexampleofChurchillshowstheimportanceofpersistenceanddedicationinachieving
greatness.
3.Firstbornsandonlychildrentendtomakegoodleadersintimesofcrisis,butmiddle-bom
childrenarebetterpeacetimeleaders.
4.A20thcenturypoliticianshouldbeaneffectivepublicspeakerandasocialperson.
5.Intelligenceseemstobelessimportantthanotherfactors,suchastheabilityto
communicateeffectively.
6.Theabilitytoovercometraditionalwaysofthinkingisalsocrucial.
7.Theysimplydontdevotetheamountoftimerequired.
8.Thestudyshowedthatenjoyingonesworkisthebestformofmotivation.
Vocabulary
1chat2.acknowledge3.motivated4.charcteristic
5despite6.influential7.cited8.obstacle
9intrinsic10.criteria11.obsession12.innate
13contribution(s)14.contemporary15.submitted16.morale
1leftbehind2.rise3.madehistory4.wereendowedwith
5putupwith6.goingnowhere7.ifdcuseson8.bebuilton
9putin10.comeupwith11.takecharge12.set...apart
Wordbuilding
efficiencyemergencyfluencyfrequency
proficiencytendencyurgencysufficiency
1fluency2.proficiency3.emergency
4.Efficiency5tendency6.frequency
Structure
1.Forsomestudents,ifsnotthattheydontputinenoughtime一ifsthattheydonthave
goodstudyhabits.
2.Childrenperformdifferentlyatschool.IfsnotthattheyhavedifferentIQs一itsthatthey
arebroughtupindifferentenvironments.
3.Thecompanyisnotveryproductive.Itsnotthatitsstaffarenttalented——itsthat