小学英语语法---一般疑问句和特殊疑问句ppt课件

.,英语语法知识(疑问句),.,一般疑问句,Is?Are?Was?Were?Do?Did?Does?Can?Could?Will?Must?一般疑问句的回答只能用Yes或No.,be动词,情态动词,助动词,.,一般疑问句:表示疑问，一般回答只有两种可能Yes，或No，句中没有疑问词。如何将一个肯定的陈述句改为疑问句：1、看句中有无be动词，如有，把be动词提到句首即可。be动词（is、are、was、were)2、看句中有无情态动词，如有，把情态动词提到句首即可。情态动词（can),.,3、如上述二者都没有，就应把助动提到句首。助动词（do、did、does)分四个步骤：（1）肯定陈述句中本来是没有助动词的，要加上去，位置在主语（某人或某物）后，动词前。（2）确定助动词用do、does还是did，根据句中动词，动词是原形的助动词就用do，动词是第三人称单数的助动词就用does，动词用过去式的助动词就有did。（3）把助动词后提到句首。（4）原句中动词假如发生变化就要恢复成原形。强调一点，有some的要考虑是否要用any。,.,e.g,ThisisAmysbike.(一般疑问句）IsthisAmysbike?Yes,thisis.(肯定回答）错误No,thisisnt.（否定回答）错误DidyougotoBeijinglastweekend?Yes,Idid.(肯定回答）No,Ididnt.(否定回答)Ihavesomebooks.(一般疑问句）Doyouhaveanybooks?,.,变否定句的做法：,1、如句子里是be动词：am,is,are,was,were就在这些词后加not例：HeisTom.HeisnotTom.2、如句子里是动词就在这些词前加dont,doesnt,didnt（1）主语是第一、二人称（复数）加dont，第三人称单数加doesnt（2）如果是过去式就加didnt例：Ilikedogs.Shelikesswimming.Idontlikedogs.Shedoesntlikeswimming.3、如句子里是情态动词是must,can,may,should就在这些词后加not例句：YoucanwatchTVnow.YoucannotwatchTVnow.,.,特殊疑问句,表示疑问，有疑问词（在开头），回答有很多种可能。常用疑问词：When什么时间(问时间)Who谁(问人)Where在哪里(问地点)Which哪一个(问选择)Why为什么(问原因)What什么(问东西、事物)How怎样(问方式、手段，程度、情况等),.,.,.,Mike:_arewegoingtothisyear?Mum:wewillgotoHarbin.Mike:_arewegoingtoHarbin?Mum:On10thOctomber.Mike:_doyougotothere?Mum:Byplane.Mike:_arewegoingtostayinHarbin?Mum:InGrandmasbighouse.Mike:_doesGrandmalikeeating?Mum:Shelikeseggsverymuch.Mike:_seasonisthebesttimetoHarbin?Mum:Winter.Mike:_?Mum:Becausewecanmakeasnowmanthere.,Where,Why,What,Where,When,Which,How,.,Choose:选择,1.A:_didyougolastSunday?B:Iwenttothelibrary.AWhenBWhereCWhatDWho2.Amy:_boughtthenewbikeforyou?Mike:Myfather.AHowBWhereCWhatDWho3.A:Wasthisbookinthedesk?B:_AYes,itis.BNo,itwasCYes,itwasntDNo,itwasnt4.A:_heavyisJohn?B:Heis42kg.AHowBWhatCWhoDWhere,D,A,D,B,.,1、A:_istheboyinblue?B:HesMike.2、A:_walletisit?B:Itsmine.3、A:_isthediary?B:Itsunderthechair.4、A:_istheChirstmasDay?B:Itsonthe25thofDecember.5、A:_aretheearphones?B:Theyare25yuan.6、A:_isthehairdryer?B:Itsblue.7、A:_isittoday?B:ItsSunday.,Who,When,Where,Whose,Whatcolor,Howmuch,Whatday,.,8、A:_wasityesterday?B:Itwasthe13thofOctober.10、A:_isitfromhere?B:Itsabouttwokilometreaway.12、A:_oneisfatter,theblueoneortheredone?B:Theblueone.13、A:_isyourcousin?B:Hes15yearsold.14、A:_doyouhavedinner?B:At6oclock,Whatdate,Howfar,Which,Howold,When,.,II.选择题()19.Excuseme_isthenearestbookshop?Godownthestreetandturnleftatthesecondcorner?A.howB.whatC.whereD.who()20._isatickerforthefilmHackerHe?Aboutfortyyuan.A.HowoldB.HowmanyC.HowmuchD.Howoften()21._areyougoing?Imgoingtothelibrary.A.WhoB.WhichC.WhatD.Where,C,C,D,.,()23._?Itseight.A.WhatdayisitB.WhatsfiveandthreeC.HowoldareyouD.Whatsyourtelephonenumber()24._?Ivegotaheadache