情态动词+-have-done用法

Unit1GrammarModalVerbI情态动词表示说话人的某种感情或语气，对某一动作或状态的某种态度。表示“需要、可以、必须、应当”等。什么是情态动词？(ModalVerbs)情态动词+havedone用法1.musthavedone想必/准是/一定做了否定式为：can’t/couldn’t/+havedoneItmusthaverainedlastnightfortheroadisquitemuddy.2.Can/couldhavedone1.本来能够做2.过去可能会做Canhehavegonetohisaunt?他有可能去她姨妈家了吗？3.Cannot/couldnothavedone1.过去不可能2.过去没能够Hecannothaveforgottenit.他不可能忘了那件事。3.may/mighthavedone也许、或许已经做了，一般只用于肯定句或否定句中（在否定句中表示“可能不”)，不用于疑问句。用might表示语气更加不肯定。It’stoolate.Ithinkhemayhavegonetobed.Hemaynothavefinishedthework.他也许还没完成那项工作。4.should/oughttohavedone本该做，而实际上未做Yououghttohavedonethisexercisemorecarefully.你本应该更仔细地做这个练习。5.shouldnot/oughtnottohavedone本不该做而做了Youshouldn’thavetoldhertruth.你本不该告诉她真相。6.needn’thavedone本不必做而做了Youneedn’thavetakenataxihere,foritwasveryneartomyhouse.7.hadbetter(not)havedone当时最好（没）做了某事Youhadbetternothavescoldedher.8.wouldrather(not)havedone宁愿当时（没）做了某事Iraisedobjectionsatthemeeting,butnowIwouldratherhavenotdonethat.9.wouldlike/lovetohavedone过去愿意做但未做成Iwouldlovetohavegonetothepartylastnight,butIhadtoworkextrahourstofinishareport.昨晚我本来很想去参加聚会的，但我得加班完成一个报告。1.—____Igoouttoplay,mum?—No,you_____.Youshoulddoyourhomeworkfirst.A.Might;wouldn’tB.May;hadbetternotC.Must;mustn’tD.Need;mustn’t课堂练兵2.—WhereisEmma?—Ican’tsayforsurewheresheis,butshe_______beoutshopping.A.canB.shouldC.mustD.may3.Theroomisinaterriblemess;it_________cleaned.A.can’thavebeenB.couldn’tbeC.mayhavebeenD.wouldbe4.There______beanydifficultyaboutpassingtheroadtestsinceyouhavepracticedalotinthedrivingschool.A.mustn’tB.shan’tC.shouldn’tD.needn’t5.Thisumbrellalookslikemine,butitisn’t.Whose______itbe?A.mustB.canC.mayD.might6.—MayIsitbesideyou,sir?—Sorry,you______.Look,mydaughteriscoming.A.can’tB.mustn’tC.needn’tD.shouldn’t7.Peter______bereallydifficultattimeseventhoughheisanicepersoningeneral.A.shallB.shouldC.canD.must8.You______behungryalready—youhadlunchonlytwohoursago!A.wouldn’tB.can’tC.mustn’tD.needn’t9.Althoughthis______soundlikeasimpletask,greatcareisneeded.A.mustB.mayC.shallD.should10.—Shelooksveryhappy.She______havepassedtheexam.—Iguessso.It’snotdifficultafterall.A.shouldB.couldC.mustD.might11.—I’vetakensomeoneelse’sgreensweaterbymistake.—It______Harry’s.Healwayswearsgreen.A.hastobeB.willbeC.mustn’tbeD.couldbe1.Someaspectsofapilot’sjob_____beboring,andpilotsoften_____workatinconvenienthours.(2006湖南卷)A.can;havetoB.may;canC.haveto;mayD.oughtto;must2.Theweatherturnedouttobefineyesterday.I_____thetroubletocarrymyumbrellawithme.(2006江西卷)A.shouldhavetakenB.couldhavetakenC.needn’thavetakenD.mustn’thavetaken3.—How’syourtouraroundtheNorthLake?Isitbeautiful?—It________be,butitisnowheavilypolluted.(2007全国I卷)A.willB.wouldC.shouldD.must4.Itoldyourfriendhowtogettothehotel,butperhapsI________havedrivenherthere.(2007陕西卷)A.couldB.mustC.nightD.should5.—Shelooksveryhappy.She___havepassedtheexam.—Iguessso.It’snotdifficultafterall.(2007江苏卷)A.shouldB.couldC.mustD.might6.—Whereismydictionary?IrememberIputithereyesterday.—You______itinthewrongplace.(2007江西卷)A.mustputB.shouldhaveputC.mightputD.mighthaveput7.Accordingtotheairtrafficrules,you______switchoffyourmobilephoneboarding.(2008上海卷)A.mayB.canC.wouldD.should8.Althoughthis______soundlikeasimpletask,greatcareisneeded.(2008四川卷)A.mustB.mayC.shallD.should9.Thankyouforallyourhardworklastweek.Idon’tthinkwe______itwithoutyou.(2008山东卷)A.canmanageB.couldhavemanagedC.couldmanageD.canhavemanaged10.Butfortheirhelp,we_________theprogramintime.(2009安徽卷)A.cannotfinishB.willnotfinishC.hadnotfinishedD.couldnothavefinished11.Thedoctorrecommendedthatyou_______swimaftereatingalargemeal.(2009浙江卷)A.wouldn'tB.couldn'tC.needn'tD.shouldn't12.—It’stheoffice!Soyou_______knoweatingisnotallowedhere.—Oh,sorry.(2009湖南卷)A.mustB.willC.mayD.need13.Thetrafficisheavythisday.I_______arriveabitlate,socouldyousavemeaplace?(2009辽宁卷)A.canB.mustC.needD.might14.Justbepatient.You_____excepttheworldtochangesosoon.(2010全国I卷)A.can’tB.needn’tC.maynotD.willnot15.—Ihaven’tgotthereferencebookyet,butI’llhaveatestonthesubjectnextmonth.—Don’tworry.You______haveitbyFriday.(2010江苏卷)A.couldB.shallC.mustD.may16.“You____haveawrongnumber,”shesaid.“There'snooneofthatnamehere.”(2010浙江卷)A.needB.canC.mustD.would17.—MayItakethisbookoutofthereadingroom?—No,you_____.Youreaditinhere.(2010陕西卷)A.mightn’tB.won’tC.needn’tD.mustn’t