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1、高考英语情态动词必备知识点重庆永川北山中学周勇Ifwintercomes,_____springbefarbehind?CanHaveatry努力不一定会成功，不努力肯定不能成功。One________succeedbyatry,buthe_____succeedwithoutatry.maynotcan’t情态动词(modalverb)?Amodalverbisaverbthatisusedwithotherverbstochangetheirmeaningbyexpressingideassuchaspossibility,permissi
2、onorintension.(LongmanAdvancedAmericanDictionary)情态动词的特点情态动词有一定的意义无人称和数的变化通常不带to,后接动词原形表示说话人的语气或情绪高考考什么？请看真题show__Mum,I’veboughttenbottlesofbeerfordad.__Oh.That_____beenough.A.mightB.canC.shouldD.needC考情态动词词义高考真题show（09重庆）9.—Hi,Tom.Any idea where Jane is?—She_____in the clas
3、sroom.I saw her there just now.A.shall be B.should have beenC.must be D.might have beenC考情态动词推测的用法高考真题show（09江苏）11.Hedidnotregretsayingwhathedidbutfeltthatheitdifferently.A.couldexpressB.wouldexpressC.couldhaveexpressedD.musthaveexpressedC固定句型的用法高考真题show（09福建）.Butfort
4、hehelpofmyEnglishteacher,IthefirstprizeintheEnglishWritingCompetition.A.wouldnotwinB.wouldnothavewonC.wouldwinD.wouldhavewonB虚拟语气及句型的应用情态动词命题角度1.情态动词词义2.情态动词用于推测3.情态动词常见惯用法及固定句型4.虚拟语气句型的应用情态动词复习三条线情态动词特定语境及惯用法推测虚拟语气及相关句型的运用推测句型用法表情态动词含义适用句型May/might可能，或许肯定句，否定句Can/could可能，或许
5、否定句，疑问句Must一定，必须肯定句不可能可能不基础用法show1.Idon'tknowwheresheis,shemaybeinWuhan.2.---IsJohncomingbytrain?---Heshould,buthemaynot.Helikesdrivinghiscar.3.Canhebeathomenow?4.Hecan’tbeathome.HehasgonetoBeijing.5.Hemustbeathisoffice,forit’stimeforwork.高考能力要求：情态动词对将来对现在对过去肯定的推测+V.常见mustbe
6、+V.+bedoing+havedone可能的推测+V.+V.+bedoing+havedone否定的推测+V.+V.+bedoing+havedone疑问的推测+V.+V.+bedoing+havedonemustmay,mightcan’t,couldn’tcan,could现在-ing，意义进行中1.Atthismoment,ourteacher_______________ourexampapers.2.Atthismoment,ourteacher_______________ourexampapers.3.Atthismoment,
7、ourteacher________________ourexampapers.4.___ourteacher________ourexampapersatthismoment?mustbemarkingmaybemarkingcan’tbemarkingCanbemarking情完了，意更多1.musthavedone:1.Thelightswentout.Theymusthavelefttheoffice.2.Itmusthaverainedlastnight,fortheroadwasquitemuddy.对过去情况有极大把握的猜测2.M
8、ay/mighthavedone（无疑问）1.Itistoolate.Ithinkhemayhavegonetobed.2.Hemaynothavef
