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ID:50589227
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时间:2020-03-12
《一般疑问句及其否定形式,特殊疑问句.ppt》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、一一般疑问句及其否定形式情态动词情态动词有can(could),may(might),must,haveto,shall(should),will(would),dare,need,oughtto等。情态动词无人称和数的变化;不能单独使用,必须与其后的动词原形构成谓语。[例3]Wecanflytothemoononeday.____________flytothemoononeday?(1)肯定句变为一般疑问句a.变为一般疑问句时,系动词be、助动词或情态动词置于主语之前。[例1]Heissoclever.____________socl
2、ever?[例2]Johnfeelhappy.______John______happyatthattime?IsheDoesfeelCanyou肯定句改一般疑问句的方法——三步法1、把be动词放在句首,剩下的照抄some改成any,my改成your等句点改成问号。2、把can,shall,will等放到句首,剩下的照抄,(some改成any,my改成your等)句点改成问号。例如:陈述句:Theyareinthepark.Hecanplaytheguitar.一般疑问句:Aretheyinthepark?Canheplaytheguit
3、ar?3.上述都没有的,在句首请助动词Do/Does/Did帮忙,剩下的照抄,(some改成any,my改成your等)句点改成问号。例如:陈述句:Iliketheducks.Helikesthedogs.一般疑问句:Doyouliketheducks?Doeshelikethedogs?practice1.Shefeelssick.Doesshefeelsick?2.Iknowsomethingaboutthisstory.Doyouknowanythingaboutthisstory?3.Bananasaremyfavourite.A
4、rebananasyourfavourite?[例3]Thedoctorcanhelpthatpeople.Thedoctor__________thatpeople.b.变为否定句时,系动词、助动词或情态动词后加not。[例1]Thetwinsarehappytoseetheiruncle.Thetwins____________toseetheiruncle.[例2]Mr.Smithworkshardeveryday.Mr.Smith____________hardeveryday.aren'thappydoesn’tworkcan'
5、thelp肯定句改否定句的方法——一步法1、在be动词后加not。如:isnot,arenot,amnot,wasnot,werenot;2、在can,should,will等后加not。如:cannot,shouldnot,willnot;3、上述都没有的,在动词前加助动词否定形式don’t/doesn’t/didn’t。4、some改成any。practice1I’mthirteenyearsold.Areyouthirteenyearsold?2Helikeshisfamilymembers.Doeshelikehisfamilym
6、embers?3Wearesinginganddancing.Areyousinginganddancing?4Marycanrideabike.CanMaryrideabike?5Johnisatallandkindperson.IsJohnatallandkindperson?6Thereissomebroccoliinthebowl.Istheresomebroccoliinthebowl?7Iwilltakeit.Willyoutakeit?8Hersister-in-lawisateacher.Ishersister-in-la
7、wateacher?9Myfathercookswell.Doesyourfathercookwell?10Ourlittlebrotherdrawsanicepicture.Doesyourlittlebrotherdrawanicepicture?特殊疑问句=特殊疑问词+一般疑问句意思对…提问what什么东西where哪里地点when何时时间who谁人whose谁的某人的东西(所属)which哪一个选择why为什么原因how怎么样方式,方法与How搭配的特殊疑问词Howmany+(可数n)Howmuch+(不可数n)易错点:A:必须和
8、其后n一起使用构成主语B:区分可数与不可数指代“距离时间长度”Howlong1:多长2:多久指代“年龄”Howold多大岁数变特殊疑问句分为三步:一定:根据画线部分确定特殊疑问词,并代替画线部
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