必修三情态动词

《必修三情态动词》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、情态动词ModalVerbs请回忆一下你所学过的情态动词有哪些？_________________________________________________________________________________________________________________________________________________________________________________下面来具体学习各情态动词的用法。一、may&might1.表示请求多用于第一人称，might比may语气委婉。肯定回答用may或can

2、,否定回答用can’t,mustn’t.—May/mightIborrowsomemoney?—Yes,youmay/youcan.No,youcan’t/youmustn’t2.表示许可，允许。might为may的过去式Youmaydrivethecar.Youmaynottakethebookhome.Hesaidhemightlendussomemoney.Heaskedifhemightusethephone.3.表示对现在或将来的推测、可能，用于肯定句或否定句。may的可能性大于might。Hemaybeverybusynow.They

3、may/mightbewaitingatthestation.Theproblemsmaybesolvedinanumberofdifferentways.Hemighttellhiswife.Shemightnotbelieveyourstory.4.may/mighthavedone表示对过去的推测。用于肯定句或否定句。may的可能性大于might。Hemayhavegoneabroad.Jackmay/mighthavebeenhurtseriouslyinthecaraccident.Hemay/mightnothavefinishedt

4、hework.Evamightnothaveseenhimyesterday.5.mighthavedone还可以表示虚拟，意为本来能够做某事却没有做。表示轻微的责备、埋怨。Youmighthavetoldme.你本来可以告诉我的。ImighthavehelpedherbutIwastoobusy._________________________________________Youmighthavegivenhermorehelp.______________________________________________6.用于祈使句中，表

5、祝愿。Mayyousucceed!练习一1.He ______ youmorehelp,eventhoughhewasverybusy. A.mighthavegiven  B.mightgive  C.mayhavegiven  D.maygive2.SorryI'mlate.I______haveturnedoffthealarmclockandgonebacktosleepagain. A.might    B.should    C.can    D.will123.--AreyoucomingtoJeff'sparty?　---I'mn

6、otsure.I________gototheconcertinstead.A．mustB．would　　C．shouldD．might4.Helen______goonthetripwithus,butsheisn’tquitesureyet.A.shallB.mustC.mayD.can5.—Ileftmyhandbagonthetrain,butluckilysomeonegaveittoarailwayofficial.—Howunbelievabletogetitback!Imean,someone________it.A.willha

7、vestolenB.mighthavestolenC.shouldhavestolenD.musthavestolen二、can&could1.提出请求，could比can语气婉转。CanIgonow?Canyouhelpme?Couldyoushowmetheway?—Couldyoupassmethebooks?—Yes,Ican.No,I’mafraidnot.2.表示许可、允许和may差不多，口语中can更常见。Youcan(may)parkhere.Youcan(may)takethebookhome.Youcan’tsmokehere

8、.3.表示能力，can指现在，could指过去，beabletodo多指通过努力而做成某事。ShecanrunveryfastWhoca