公开课情态动词课件.ppt

1、高中英语语法复习高中英语语法复习1策划：学生双语报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）2策划：学生双语报1.Ican/amabletoswim.2.Icould/wasabletoclimbatreewhenIwasachild.3.Iwillbeabletoswimnextweek.4.Thefirespreadthroughthehotelveryquicklybuteveryonewasabletogetout.1.can 表示现在的能力表示现在的能力2.could

2、表示过去的能力表示过去的能力3.be able to 表能力，可用于多种时态表能力，可用于多种时态4.be able to 强调成功地做了某事强调成功地做了某事情态动词表能力情态动词表能力3策划：学生双语报shall will、would情态动词表请求、允许情态动词表请求、允许高考真题演练高考真题演练4策划：学生双语报shall1.，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.Thesignrea

3、ds:Nopersonshallsmokehere!用于第一、三人称5策划：学生双语报will would1.用于向第二人称，征求对方意见。e.g.Wouldyoupleaseopenthedoor?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”6策划：学生双语报1.Whenhewasthere,he_gotothatcoffeeshopatthecornereveryday.A.wouldB.shouldC.hadbetterD.might2.Whatsthenameofthebook?Khul

4、aifi._Ispellitforyou?A.ShallB.WouldC.CanD.Might7策划：学生双语报mustneed高考真题演练高考真题演练情态动词表必要性情态动词表必要性8策划：学生双语报must表“必须”donthavetoneedntdodontneedto2.must还可表示“偏偏、偏要”e.g.Mustyoumakesomuchnoise?1.不必须mustnt 禁止9策划：学生双语报1.You_buyagift,butyoucanifyouwantto.A.mustB.mustntC.havetoD.donthaveto2.WhenIwasyoung,Iwastoldt

5、hatI_playwithfire.A.wouldntB.needntC.mustntD.darent3.-MayIsmokehere?-Ifyou_,chooseaseatinthesmokingarea.A.shouldB.couldC.mayD.must10策划：学生双语报情态动词表推测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11策划：学生双语报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cant-不可能e.g.Thatcantbemypen.12策划：

6、学生双语报should/ought to表示推测1.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.Itisstrangethatyoushouldlikehim.13策划：学生双语报can/could表示推测1.常用于否定句或疑问句。e.g.Youcantbehungryalreadyyouhadlunchonlytwohoursago!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.14策划：学生双语

7、报may/might表示推测1.cannot不可能maynot可能不2.maywell“极有可能”e.g.Lizamaywellnotwanttogoonthetrip-shehatestraveling.3.may/mightaswell“不妨”e.g.Youmayaswellstayfordinner.15策划：学生双语报1.ThatbeAnnshusband,forIamsurethathedoesntwearglasses.A.cantB.maynotC.mustntD.neednt2.-Goodmorning.IgotanappointmentwithMissSmithyesterd

8、ay.-Ah,you_beMr.Peter.A.mightB.mustC.wouldD.can16策划：学生双语报3.Whatdoyoumean,thereareonlytentickets?There_betwelve.A.shouldB.wouldC.willD.shall4.ItisusuallywarminmyhometowninMarch,butit_berathercoldsometimes.A.mustB.canC.shouldD.would17策划：学生双语报5.Althoughthis_soundlikeasimpletask,greatcareisneeded.A.must

9、B.mayC.shallD.should18策划：学生双语报1.musthavedone2.can/canthavedone3.couldhavedone4.shouldhavedone5.neednthavedone6.might/mayhavedone情态动词+have done：表示对过去发生的事进行推测高考真题演练一定做了可能/不可能做了本可以做本该做，而没做本不必做，而做了可能做了19策划：学生双语报1.-Shelooksveryhappy.She_havepassedtheexam.-Iguessso.Itsnotdifficultafterall.A.shouldB.couldC

10、.mustD.might2.She_haveleftschool,forherbikeisstillhere.A.cantB.wouldntC.shouldntD.neednt20策划：学生双语报3.-Imsorry.I_atyoutheotherday.-Forgetit.Iwasabitoutofcontrolmyself.A.shouldntshoutB.shouldnthaveshoutedC.mustntshoutD.mustnthaveshouted21策划：学生双语报4.You_theexam,butyouspentallyourtimeplaying.A.canpassB.couldhavepassedC.couldpassD.canhavepassed22策划：学生双语报5.-Catherine,Ihavecleanedtheroomforyou.-Thanks.You_it.Icouldmanageitmyself.A.needntdoB.neednthavedoneC.mustntdoD.shouldnthavedone6.MyMP4isntinmybag.Where_Ihaveputit？A.canB.mustC.shouldD.would23策划：学生双语报