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ID:38590497
大小:3.42 MB
页数:16页
时间:2019-06-15
《情态动词can--may--must的用法》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、情态动词can,may,must的用法情态动词后接动词原形;没有人称和数的变化;不能单独作谓语,与后面的动词共同作谓语;其否定形式在后面直接加not。Modalverbs情态动词can/cannotmay/maynotmust/mustnotModalverbs情态动词can/cannot1.表示能力(会)MarycanspeakEnglish,butshecannotspeakFrench.2.表示允许(可以)CanIuseyourdictionary?Ican’tfindmine.3.表示推测(可能)----通常用于否定形式Hecan’tbeintheoffice.Isawhi
2、mgooutjustnow.1.S1___Kitty____?S2_____________.2.S1____Kitty____?S2_____________.CanspellYes,shecanCanaddNo,shecan’t3.S1____Derek________?S2_____________.4.S1____Kitty_______?S2_____________.CansubtractYes,hecanCanmultiplyNo,shecan’tmay/maynot1.表示允许(可以)MayIcomein?2.表示推测(可能)----通常用于肯定形式Shem
3、aybestillwaitingforus.3.表示祝愿Mayyouhaveahappyweekend.may的用法:may/maynot●以may开头的疑问句,其否定回答用can’t或mustn’t。--MayIgohomenow?--Yes,youmay.No,youcan’t.maynot的用法:Answers:1.MayIcarryyourbagforyou?2.MayIopenthedoor?3.MayIgetyouachair?4.MayIswitchontheTV?5.MayIborrowyournewbicycle?must/mustnot1.must表示必须You
4、mustdoyourhomeworkfirst.2.must表示一定(肯定性推测)Hemustbeathome.must的用法:must/mustnot1.mustn’t表示禁止(不准;不允许)Youmustn’tsmokehere.2.以must开头的疑问句,其否定回答要用needn’t.--MustIcleantheclassroomnow?--Yes,youmust.No,youneedn’t.mustnot的用法:Whatdothesignsmean?Doyouknow?Youmustnotcycle.Youmustbecareful.Youmustturnleft.You
5、mustnotenter.Youmustpaytenyuan.Youmustkeepsilent.Youmustnotturnright.Youmustnotsmoke.Ⅰ.用适当的情态动词填空:。1.Icanplayfootball.__________youswim?2.Don’tworry.You________returnmethisbooktomorrow.3.Mygrandmaisill.You_______talksoloudlyhere.4.Ican’tplaywithyou.I__________finishmyhomeworkfirst.5.I_________
6、_getupearlytomorrow.becauseIhaveameeting.6.______________youpleaseopenthewindow?Canmaycan’tmustmustCan9.Nobody___________livewithoutair.10._________hespeakChinese?Yes,alittle.11.Thebook_________bereturnedbeforeSaturday.12.__________Icomein?Yes,please.13.You________giveupsmokingatonce.It’sbadfo
7、ryourhealth.14.Excuseme._________Iaskyouaquestion?15.__________youtellmewherethestationis?16._______Ifinishtheworknow?No,you_________.You_______doitthisevening.17.MayIuseyourdictionary?Sorry,you_________.Iamusingitnow.18.Lookattheground
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