大学英语英语课后题答案

Unit7passageA4.Fillintheblankswiththewordsgivenbelow.Changetheformwherenecessary.1.optimist2.reconstruction3.sway4.principles5.gross6.fulfilled7.elections8.surgery9.pillar10.rigid5.Completethefollowingsentenceswithphrasesorexpressionsfromthepassage.1.broughtoutherbest2.turnout3.worksout4.Hanginthere5.bynature6.Completethefollowingsentenceswithphrasesorexpressionsfromthepassage.1.hateful2.criticizes3.Congress4.cancer5.tremendously7.TranslatethefollowingsentencesintoEnglish.1.他并不后悔说过的话，只是觉得他完全可以不用这种方式表达。(couldhavedone)Hedidnotregretwhathehadsaidbutfeltthathecouldhaveexpresseditdifferently.2.我们最好等到12月14日。那时大卫已考完试，就能和我们一起去度假了。(willhavedone)We’dbetterwaittill14December.Davidwillhavehadhisexambythen,sohe’llbeabletogoonholidaywithus.3.他正在做一个新项目，年底前必须完成。(workon)He’sworkingonanewprojectwhichhastobefinishedbytheendoftheyear.4.他们让我们使用他们的实验室，作为回报，我们则让他们分享研究成果。(inreturn)Theyarelettingususetheirlab,andinreturn,wearesharingwiththemtheresultsofourresearch.5.诸如打电话，听电话一类的事情占用了这位秘书的大部分时间。(takeup)Suchthingsasmakingandansweringtelephonecallstakeupmostofthesecretary’stime.passageB11.Answerthefollowingquestionswiththeinformationfromthepassage.1.WhatwasCruiserdoingwhenCindycameout?HewastryingtosaveKylabygrabbingherclotheswithhisteeth.2.WhatwasspecialaboutCindy?Shewasdisabled,paralyzedfromthechestdown.3.Didshecallforhelpwhenshefoundherdaughteringreatdanger?Explain.No.Shedidn’t,becauseshehadnotime.Besides,therewasnobodynearbytohelp.4.HowdidCindyfeelwhenKylafinallystartedcrying?Shefeltextremelyexcited.5.Whatdoesthestorytellus?Open.12.Decidewhethereachofthefollowingstatementsistrueorfalsebasedontheinformationinthereadingpassage.Write"T"fortrueor"F"forfalseinthespaceprovided.1.F,2.T,3.T,4.T,5.T13.Answerthefollowingquestionswiththeinformationyouobtainfromthepassage.1.WhatwasCruiserdoingwhenCindycameout?2.WhatwasspecialaboutCindy?3.Didshecallforhelpwhenshefoundherdaughteringreatdanger?Explain.4.HowdidCindyfeelwhenKylafinallystartedcrying?5.Whatdoesthestorytellus?ReferenceKey:1.HewastryingtosaveKylabygrabbingherclotheswithhisteeth.2.Shewasdisabled,paralyzedfromthechestdown.3.No.Shedidn't,becauseshehadnotime.Besides,therewasnobodynearbytohelp.4.Shefeltextremelyexcited.5.Open14.Fillintheblankswiththewordsgivenbelow.Changetheformwherenecessary.1.anyway2.spat3.Adjusting4.frequently5.chilly6.regularly7.grip8.pinching9.scraped10.crawl15.TranslatethefollowingsentencesintoEnglish.1.他们把房子卖了后就到加拿大和女儿住在一起。(gooff)I’mnotsupposedtoletanyoneinwithoutanIDcard,butI’llmakeanexceptioninyourcase.2.——你下星期这个时候会在干什么？——还是像平常一样干活。(willbedoing)Hehaslearnedhislessonfromthefailureandwon’trepeatthemistake.3.他既聪明又勤奋，不久就接管了杂志的编辑工作(editing)。(beforelong)Ihavegreatfaithinyourability—I’msureyou’llsucceed.4.你话还没说完别人就挂断电话，难道你不恼火吗？(hangup):Eventhoughitwasraining,westillwentonwithourmatch.5.让他们感到惊恐的是，他们的房顶着火了。(toone'shorror)Iwokeuptofindmyselflyingonahospitalbed.Unit8PassageA2.Answerthefollowingquestionswiththeinformationfromthepassage.1.Whodoemployeesturntoforhelpwhentheircomputersareaffectedbyavirus?TheyturnedtotheITstaffintheircompanyforhelp.2.Whataretheseveralmaliciouscomputervirusesmentionedinthepassage?VirusessuchasMelissa,theLoveBug,etc.3.Areemployeesalwaysalerttocomputerviruses?Explain.No,theyaren’t.Theyforgetabouttheharmacomputervirusmaybringwhenthatvirusisoffnewsheadlines.4.Whatarethecaseswhenemployeesmightputtheircompanyatrisk?Theyopenunsolicitedattachmentsanddownloadunauthorizedsoftware.5.Doyouagreewiththeauthorthatthehumanfactoristhemostimportanttoprotectacompanyagainstvirusattack?Explain.Open.3.Choosethebestanswertoeachquestionbasedontheinformationyouobtainfromthepassage.1.B,2.A,3.D,4.A,5.C4.Fillintheblankswiththewordsgivenbelow.Changetheformwherenecessary.1.adequate2.vitally3.document4.distribution5.urban6.potential7.continual8.infecting9.threat10.updated5.Completethefollowingsentenceswithphrasesorexpressionsfromthepassage.1.letdown2.cameacrossas3.Inthebackof...mind4.asamatterofcourse5.cleaningup6.Chooseonewordfromthewordbankbelowtoreplacetheunderlinedwordineachsentence.1.encountered2.detected3.transmitted4.pirated5.Inflicted7.TranslatethefollowingsentencesintoEnglish.1.为了追求更为健康的饮食，人们现在比过去吃鱼多。(inpursuitof)Inpursuitofahealthierdiet,peopleareeatingmorefishthantheyusedto.2.我们需要在坏天气到来之前叫人把屋顶修一修。(setin)Weneedtohavetheroofrepairedbeforethebadweathersetsin.3.这种疾病正在蔓延，所有儿童都有被传染的危险。(atrisk)Thediseaseisspreading,andallyoungchildrenareatrisk.4.信息通过电话线从一台电脑传到另一台电脑。(transmit)Theinformationistransmittedfromonecomputertoanotherthroughatelephoneline.5.杰克是个相当好的赛跑运动员。他在大多数情况下都能获胜。(moreoftenthannot)Jackisafairlygoodrunner.Hewinsmoreoftenthannot.PassageB11.Answerthefollowingquestionswiththeinformationfromthepassage.1.WhathappenedtotheauthorwhenheclickedWorkOffline?Hefound65infectedmessagesreadytobesent.2.Whatdidtheauthordowhenheknewthathiscomputerwasattackedbyavirus?HedeletedthemessageandemptiedtheRecycleBin.ThenhewenttotheWebforhelp.3.WhatistheworstpartoftheHomepagevirus?Itcanmailitselftoothersinone’sAddressBook.4.Whatistheauthor’sadvicetothosewhogetanemailmessagewithanattachment?Neveropenit,unlesstheyaretoldtoexpectit.5.Whataretheeffectivewaystoprotectyourcomputerfrombeingattackedbyviruses?Open.12.Decidewhethereachofthefollowingstatementsistrueorfalsebasedontheinformationinthereadingpassage.Write"T"fortrueor"F"forfalseinthespaceprovided.1.F,2.F,3.F,4.T,5.F13.Fillintheblankswiththewordsgivenbelow.Changetheformwherenecessary.1.colonies2.technologically3.cursed4.corresponding5.delete6.dread7.swear8.werespared9.protection10.dumb14.Completethefollowingsentenceswithphra