资源描述:
《情态动词shallshouldmust用法及练习.ppt》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、Modalverbs1.shall用于疑问句与第一、三人称连用,表示征求意见或请求许可。1)Shallwegooutforamealtogether?2)Shallthenewcomerhaveatry?1.---Theroomissodirty.______wecleanit?----Ok.AwillBShallCWouldDDo(2)用于肯定句与二、三人称连用,表示说话人的允诺,决心,威胁,警告,命令,或法律、文件的规定。Nothingshallstopmefromgoingthere.Youshallbes
2、orryforwhatyouhavedone,Itellyou.决心威胁/警告3.Youshallgetanmp5asyourbirthdaypresentthisyear.4.Thefineshallbepaidincash.5.Personsunder18shallnotbeemployed.(允诺)(规定)(规定)“Theinterest(利息)__bedividedintofiveparts,accordingtotheagreement,”declaredthejudge.mayB.shouldC.mu
3、stD.shall2.should1).Childrenshouldbedevotedtotheirparents.2).Youshouldn’tbesocareless.oughtnotto2)比较有依据的推测将来某种情况,“按理说会,估计会”1)It’s2:30,Theyshouldbeherenow.2)Theglassesshouldbeenoughforeachguest.3)Weshouldarrivebeforedark.4)Theroadsshouldbelesscrowdedtoday.(3)表
4、示惊讶、遗憾、“竟然,居然”I’mgladthathissonshouldhavewonthefirstprize.It’sstrangethatheshouldfailagain.Youcan’timaginethatawell-behavedgentleman___besorudetoalady.A.mightB.needC.shouldD.wouldThere__beanydifficultyaboutpassingtheroadtestsinceyouhavepracticedalotinthedrivi
5、ngschool.(05上海)A.mustn’tB.shan’tC.shouldn’tD.needn’t---WhencanIcomeforthephotos?Ineedthemtomorrowafternoon.---They___bereadyby12:00.A.canB.shouldC.mightD.needIt’snearlyseveno’clock.Jack__behereatanymoment.A.mustB.needC.shouldD.can3.must----MustIdoitatonce?---
6、-Yes,you______./----No,you_____.(=No,you___________mustneedn’tdon’thaveto)Youmustn’twasteanymoretime.Youmustnotsmokehere.禁止,不可以,千万别2)肯定推测,“一定,准是”(只能用于肯定句)1.Shemustbetiredaftersuchalongwalk.2.Hemustbesleepingnow.---Hi,Tom.AnyideawhereJaneis?---She_____inthecla
7、ssroom.Isawhertherejustnow.AshallbeBshouldhavebeenCmustbeDmighthavebeen(3)must表示固执,不满,意为“偏偏,偏要,非得”----MayIsmokehere?----Ifyou__,chooseaseatinthesmokingsection.A.shouldB.couldC.mayD.mustJohn,lookatthetime,__youplaythepianoatsuchalatehour?A.MustB.CanC.MayD.Need
8、1.Whymustyoualwaysbreakinwhenothersaretalking?2.Ifyoumustbreakthelaw,ofcourse,youwillbepunished.1.Treesaregoodforman.Wecan’tplantthem_____many.AsoBsuchCtooDenough2.Inarelyrace,aplayercan’