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时间:2020-01-21
《情态动词课件.ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、情态动词高中英语语法复习岳阳县二中胥玉情态动词语法目录一、情态动词表能力二、情态动词表请求、允许三、情态动词表必要性四、情态动词表推测五、情态动词+havedone(能够)(能不能)(必须)(可能)Ican/amabletoswim.Icould/wasabletoclimbatreewhenIwasachild.Iwillbeabletoswimnextweek.Thefirespreadthroughthehotelveryquicklybuteveryonewasabletogetout.1.can表示现在的能力2.could表示过去的能力3.beableto
2、表能力,可用于多种时态4.beableto强调成功地做了某事情态动词表能力shallwill、would情态动词表请求、允许高考真题演练shall,征求对方意见。e.g.Shallwebeginourclass?Shallhegonow?2.用于提出命令、允诺,或用于法律、规定e.g.YoushallgetmybookonSunday.Heshallleavethehouseatonce.Thesignreads:Nopersonshallsmokehere!用于第一、三人称willwould1.用于向第二人称,征求对方意见。e.g.Wouldyoupleaseop
3、enthedoor?2.表示个人主观意愿。e.g.Iwillhelpyouanytime.3.usedtodowould表示“过去常常”;“过去常常,强调现在不了”1.Whenhewasthere,he___gotothatcoffeeshopatthecornereveryday.A.wouldB.shouldC.hadbetterD.might2.—What’sthenameofthebook?—Khulaifi._________Ispellitforyou?A.ShallB.WouldC.CanD.Mightmustneed高考真题演练情态动词表必要性mus
4、t表“必须”don’thavetoneedn’tdodon’tneedto2.must还可表示“偏偏、偏要”e.g.Mustyoumakesomuchnoise?1.不必须mustn’t禁止You___buyagift,butyoucanifyouwantto.mustB.mustn’tC.havetoD.don’thaveto2.WhenIwasyoung,IwastoldthatI______playwithfire.A.wouldn'tB.needn'tC.mustn'tD.daren't3.-MayIsmokehere?-Ifyou__,chooseasea
5、tinthesmokingarea.A.should B.could C.may D.must情态动词表推测可能性的强弱层次mustshould/oughttocan/couldmay/might>>>高考真题演练must表示推测1.可能性最强,只能用于肯定句e.g.Thatmustbemypen.2.must----很可能can’t----不可能e.g.Thatcan’tbemypen.should/oughtto表示推测根据经验的推测,“应当、应该”e.g.Youphotosshouldbereadyby12:00.2.表示“竟然”,带有感情色彩。e.g.
6、Itisstrangethatyoushouldlikehim.can/could表示推测1.常用于否定句或疑问句。e.g.Youcan’tbehungryalready—youhadlunchonlytwohoursago!2.can用于肯定句中表示理论上的可能性,并不牵涉是否真的会发生e.g.Youcanhurtyourselfifyouplayinthestreet.may/might表示推测1.cannot不可能maynot可能不2.maywell“极有可能”e.g.Lizamaywellnotwanttogoonthetrip---shehatestrav
7、eling.3.may/mightaswell“不妨”e.g.Youmayaswellstayfordinner.1.ThatbeAnn’shusband,forIamsurethathedoesn’twearglasses.A.can’tB.maynotC.mustn’tD.needn’t2.-Goodmorning.IgotanappointmentwithMissSmithyesterday.-Ah,you______beMr.Peter.A.mightB.mustC.wouldD.can3.Whatdoyoumean,thereareonlytentic
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