大学体验英语综合教程4(第三版)课后习题兼答案

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1、Unit1<5>1.Taxesareanobligationwhichmayfalloneverybody.2.Weapplaudedtheauthority'sdecisionnottoclosethehospital.3.Thedoctor'sinstructionsmustbefulfilledexactly;thesickman'slifedependsonit.4.Dotheseopinionpollsreallymirrorwhatpeoplearethinking?5.Iprefertothinkofmemoriz

2、ationasastepping-stonetoflexibilityinuseofwordsandphrases.6.Inherofficememosshetendedtodevaluetheworkdonebyherstaff.7.Thehistoryofrailroadtransporthaspartlybeenahistoryofstrivingforgreaterefficiencyandprofit8.Hetookonthenewpostwithouthavingthefaintestideaofwhatitenta

3、iled.9.Heissupposedlyoneofthegreatestexpertsinthatfield.10.Absolutesecrecyisessential.Consequently,thefewerwhoareawareoftheprojectthebetter.<6>1.Thisperiodisusuallyrefertoasthepostwarperiod.2.Itwouldbeasetbackatbestifweweredeniedtheuseoftheirsoftware.3.Wemakepeopleme

4、ntallyoldbyretiringthem,andwemayevenbythesametokenmakethemphysicallyold.4.Iknowthatthepublicatlargearen'tinterestedinthisissue.5.Mysisterwasalwaysholduptomeasamodelchild.<8>1.随着职务的提升，他担负的责任也更大了。Withhispromotion,hehastakenongreaterresponsibilities.2.他感到他没有必要再一次对约翰承担这样

5、的责任了。HefelthedidnothavetomakesuchacommitmenttoJohnanymore.3.闲暇时玛丽喜欢外出购物，与她相反，露西却喜欢呆在家里看书。Marylikestogoshoppinginhersparetime,asopposedtoher,Lucypreferstostayathomereading.4.说好听一点,可以说他有抱负，用最糟糕的话来说，他是一个没有良心或没有资格的权力追求者。Atbesthe’sambitious,andatworstapower-seekerwithoutc

6、onscienceorqualifications.5.我们已经尽全力想说服他，但是却毫无进展。Wehavestriventothefulltoconvincehim,butwehavemadenoheadway.Unit2<5>1.Countlessfossildiscoveriesallowustotraceevolutionoftoday’sorganismfromearlierforms.2.Alllegislation,allgovernment,allsocietyisformedupontheprincipleof

7、mutualconcession,politenessandcourtesy.3.Severaleuro-zonegovernmentsobjecttothearrangement,whichtheysaidputthematdisadvantage.4.Itcouldtakedecadesbeforepeoplefinallyacceptthateverythingtheybelievedtobeeternallytruewasmerelyatemporarysetofmeasuresthatworkedforalimited

8、periodoftime.5.ResearchershavefoundthatartificialsubstitutesforthenaturalsweetenersactuallyincreaseOne’sappetiteandmakehimeatmore.6