公開課-情態(tài)動詞課件

情態(tài)動詞英語語法復習2021/5/91情態(tài)動詞語法目錄

一、情態(tài)動詞表能力二、情態(tài)動詞表請求、允許三、情態(tài)動詞表必要性四、情態(tài)動詞表推測五、情態(tài)動詞+havedone（能夠）（能不能）（必須）（可能）2021/5/92Ican/amabletoswim.Icould/wasabletoclimbatreewhenIwasachild.Iwillbeabletoswimnextweek.Thefirespreadthroughthehotelveryquicklybuteveryonewasabletogetout.1.can表示現(xiàn)在的能力2.could表示過去的能力3.beableto表能力，可用于多種時態(tài)4.beableto強調(diào)成功地做了某事情態(tài)動詞表能力2021/5/93shallwill、would情態(tài)動詞表請求、允許高考真題演練2021/5/94shall

，征求對方意見。e.g.Shallwebeginourclass?

Shallhegonow?2.用于提出命令、允諾，或用于法律、規(guī)定e.g.YoushallgetmybookonSunday.Heshallleavethehouseatonce.Thesignreads:Nopersonshallsmokehere!用于第一、三人稱2021/5/95willwould1.用于向第二人稱，征求對方意見。e.g.Wouldyoupleaseopenthedoor?2.表示個人主觀意愿。e.g.Iwillhelpyouanytime.3.usedtodowould表示“過去常常”；“過去常常，強調(diào)現(xiàn)在不了”2021/5/961.Whenhewasthere,he___gotothatcoffeeshopatthecornereveryday.A.wouldB.shouldC.hadbetterD.might2.—What’sthenameofthebook?—Khulaifi._________Ispellitforyou?A.ShallB.WouldC.CanD.Might2021/5/97mustneed高考真題演練情態(tài)動詞表必要性2021/5/98must

表“必須”

don’thavetoneedn’tdodon’tneedto2.must還可表示“偏偏、偏要”e.g.Mustyoumakesomuchnoise?1.不必須mustn’t禁止2021/5/99You___buyagift,butyoucanifyouwantto.mustB.mustn’tC.havetoD.don’thaveto2.WhenIwasyoung,IwastoldthatI______playwithfire.A.wouldn'tB.needn'tC.mustn'tD.daren't3.-MayIsmokehere?-Ifyou__,chooseaseatinthesmokingarea.A.should

B.could

C.may

D.must2021/5/910情態(tài)動詞表推測可能性的強弱層次mustshould/oughttocan/couldmay/might＞＞＞高考真題演練2021/5/911must表示推測1.可能性最強，只能用于肯定句e.g.Thatmustbemypen.2.must----很可能can’t----不可能e.g.Thatcan’tbemypen.2021/5/912should/oughtto表示推測根據(jù)經(jīng)驗的推測，“應(yīng)當、應(yīng)該”e.g.Youphotosshouldbereadyby12:00.2.表示“竟然”，帶有感情色彩。e.g.Itisstrangethatyoushouldlikehim.2021/5/913can/could

表示推測1.常用于否定句或疑問句。e.g.Youcan’tbehungryalready—youhadlunchonlytwohoursago!2.can用于肯定句中表示理論上的可能性，并不牽涉是否真的會發(fā)生e.g.Youcanhurtyourselfifyouplayinthestreet.2021/5/914may/might表示推測1.cannot不可能maynot可能不

2.maywell“極有可能”e.g.Lizamaywellnotwanttogoonthetrip---shehatestraveling.3.may/mightaswell“不妨”e.g.Youmayaswellstayfordinner.2021/5/9151.That

beAnn’shusband,forIamsurethathedoesn’twearglasses.A.can’tB.maynotC.mustn’tD.needn’t2.-Goodmorning.IgotanappointmentwithMissSmithyesterday.-Ah,you______beMr.Peter.A.mightB.mustC.wouldD.can2021/5/9163.Whatdoyoumean,thereareonlytentickets?There______betwelve.A.shouldB.wouldC.willD.shall4.ItisusuallywarminmyhometowninMarch,butit_____berathercoldsometimes.A.mustB.canC.shouldD.would2021/5/9175.Althoughthis____soundlikeasimpletask,greatcareisneeded.A.mustB.mayC.shallD.should2021/5/918musthavedonecan/can’thavedonecouldhavedoneshouldhavedoneneedn’thavedonemight/mayhavedone情態(tài)動詞+havedone：表示對過去發(fā)生的事進行推測高考真題演練一定做了…可能/不可能做了…本可以做…本該做，而沒做…本不必做，而做了…可能做了…2021/5/9191.-Shelooksveryhappy.She__havepassedtheexam.-Iguessso.It’snotdifficultafterall.A.shouldB.couldC.mustD.might2.She___haveleftschool,forherbikeisstillhere.A.can’tB.wouldn’tC.shouldn’tD.needn’t2021/5/9203.-I’msorry.I___atyoutheotherday.-Forgetit.Iwasabitoutofcontrolmyself.A.shouldn’tshout B.shouldn’thaveshoutedC.mustn’tshout D.mustn’thaveshouted2021/5/9214.You__theexam,butyouspentallyourtimeplaying.A.canpass B.couldhavepassed C.couldpassD.canhavepassed2021/5/9225.-Catherine,Ihavecleanedtheroomforyou.-Thanks.You___