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1、12009年重庆中考29.You’dbetter______toomuchtimeplayingcomputergames.don’tspendB.nottospendtonotspendD.notspend33.---Canyouplaythepiano?---Yes,I_____.Ioftenpracticeitonweekends.A.needn’tB.needC.can’tD.can35.Wastepapershouldn’t______everywhere.It’sourdutytokeepourcitycl
2、ean.A.bethrownB.throwC.isthrownD.arethrown22010年重庆中考25.---MustIcleantheroomnow?---No,you_______.Youcandoittomorrow.A.mustn’tB.mustC.needn’tD.need2011年重庆中考30.–Mr.Wang,canIfinishmyhomeworktomorrow?--Sorry,you________.A.can’tB.don’tC.needn’tD.won’t32.--Morn,mustIcl
3、eanmyroomnow?--No,you______.Youcandoittomorrow.A.can'tB.needn'tC.mustn'tD.shouldn't2012年重庆中考3中考英语专项复习——情态动词概念:情态动词是表示情态意义的动词,他表示说话人的语气和情态,它不能单独作谓语,必须与实义动词一起构成谓语,情态动词没有人称和数的变化,过去式通常表示更客气、更委婉。IcanspeakEnglish.HecanspeakEnglish.TheycanspeakEnglish,too.Canyouhelpme?
4、/Couldyouhelpme?4表示可能、怀疑、允诺、愿望、义务、必要、猜测等的动词是情态动词。情态动词5初中阶段必须掌握的情态动词:cancouldmaymightwillwouldmusthavetoneedhadbettershould所有的情态动词后面都接动词原形.Eg:Icanswim.Hehastogonow.6can表能力,能够,会,Eg:1.IcanspeakEnglishwell.2.Can表允许、请求Canyoutellmehowtostartthemachine?3,can用来表示否定推测和疑
5、问推测Eg:1.Thatcan’tbeourEnglishteacherbecauseshehasgonetoShanghai.2.Canitbetrue?4.could为can的过去式,用法与can类似,常用于过去时中;could还可用于现在时中表示委婉客气,相当于can;could也可表示惊讶怀疑,不相信.72.May允许,请求,可以Eg:--MayIborrowyourpen?--Yes,youmay.No,you_______________推测,可能性,可能,也许Itmayrain.mustn’t./Can’
6、t.此外,may表示可能时注意和maybe的区别maybe可能(副词),不能做谓语,常在前面Eg:Maybeyouknowtheoldman.=Youmayknowtheoldman.may常放在句中,和动词原形一起做谓语1)Idon’tknow._______hecantellyou.2)Idon’tknow.He______tellyou.Maybemay83.must必须mustn’t严禁,禁止,不许Eg:Imustlearnhowtowork.Youmustn’tplayinthestreet.--MustIf
7、inishtheworknow?--Yes,youmust.--No,youneedn’t/don’thaveto(不必).此外must用于肯定推测,表示肯定是Eg:Thebookmustbelongtohimbecausewecanseehisnameonit.4.need(需要)既可做实义动词也可做情态动词实义动词needtodosth需要做某事Eg:Ineedtobuyabighouse.---Doyouneedtobuyabighouse?---Yes,Ido.No,Idon’t.Heneedstoborrow
8、amap.---Doesheneedtoborrowamap?2)情态动词只能用于疑问句,否定句。Eg:Youneedn’tworry.--NeedIanswerthequestion?--Yes,youmust/haveto.No,youneedn’t.105.haveto不得不Eg:It’seleveno’clock.Ihav