一般过去时cai课程学习

什么是一般过去时？动词的一般过去时态表示过去发生的动作、情况或存在的状态。行为动词(即实义动词)的过去式没有人称和数的变化。第1页/共23页第一页，共24页。所有时态都是通过动词变化来表现的第2页/共23页第二页，共24页。I___12yearsoldthisyear.我去年11岁.I____11yearsoldlastyear.He____inBeijingnow.他昨天在上海。He____inShanghaiyesterday.他现在在北京。Pleaselookatthesentences我今年12岁.amwasiswas第3页/共23页第三页，共24页。They____inChinatoday.他们今天在中国。They____inJapanyesterday.他们昨天在日本。areweream/iswasarewere第4页/共23页第四页，共24页。每天，早餐我吃鸡蛋和牛奶。I____eggsandmilkforbreakfasteverymorning.昨天，早餐我吃面条。I____noodlesforbreakfastyesterdaymorning.他每天都吃水果。He_____fruiteveryday.昨天他吃了3个苹果。He_____3applesyesterday.have/hashadhavehashadhad第5页/共23页第五页，共24页。Igetupat6:30everymorning.I___upat9:00lastSunday.Heplaysfootballeveryafternoon.He_____basketballyesterdayafternoon.Hedoeshishomeworkeveryevening.He____somereadinglastnight.动词原形、第三人称单数动词过去式gotplayeddid第6页/共23页第六页，共24页。Theydon’twatchTVintheevening.They_________TVlastnight.Shedoesn’tplaybasketballafterschool.She_________basketballafterschoolyesterday.Doyougotoschoolonfooteveryday?___you__toschoolonfootyesterday.Doeshegotoschoolbybuseveryday?___he___toschoolbybusyesterday?don’t/doesn’tdo/doesdidn’tdiddidn’twatchdidn’tplayDidDidgogo第7页/共23页第七页，共24页。谓语构成1.动词be2.动词have,has3.助动词do,does4.行为动词用过去式was,werehaddid一般过去时以动词的过去式来表示，没有人称和数的变化.(was,were除外)I

wenttoschoolyesterday.They

wenttoschoolyesterday.第8页/共23页第八页，共24页。一般过去时的谓语构成：由动词的过去式构成（参看书本）规则变化1.一般加ed2.以e结尾加d3.末尾只有一个辅音字母的重读闭音节词，先双写这个辅音字母，再加ed.work—workedchange—changedprefer—preferredstop—stopped第9页/共23页第九页，共24页。4.以辅音字母加y结尾的词,先改y为i,再加edstudy—studied5.不规则变化.(见不规则动词表P102)第10页/共23页第十页，共24页。规则动词过去式-ed的发音1.在以清辅音结尾的规则动词后,-ed读作/t/work/w3:k/edt/2.在以浊辅音或原音结尾的规则动词后,-ed读作/d/play/pleI

/live/lIv

/edd/edd/第11页/共23页第十一页，共24页。3.在以/t/或/d/结尾的规则动词后,-ed读作/Id/visit/’vIzIt

/edId/finished

enjoyedshoutedmoved

helped

wantedcalled

needed

/t//d//Id//d//d//t//Id//Id/第12页/共23页第十二页，共24页。行为动词一般过去时的否定式一般过去时的否定式是在动词原形前加助动词didnot(didn’t).主语+didn’t+动词原形I

_________

themthenews.I____(tell)themthenewsyesterday.didn’t

telltold第13页/共23页第十三页，共24页。行为动词一般过去时的疑问式一般过去时的一般疑问式在句首加助动词didDid+主语+动词原形……？They______(finish)theirworkatfour.一般疑问句:____they_____theirworkatfour?Yes,they_____.No,they_____.finishedDidfinishdiddidn’t第14页/共23页第十四页，共24页。行为动词一般过去时的疑问式一般过去时的特殊疑问式疑问词+did+主语+动词原形……？Theyfinishedtheirwork

atfour.AB

对划线部分提问A:B:What

did

they

doatfour?When

did

they

finishtheirwork?第15页/共23页第十五页，共24页。T注意1.外加助动词did后,动词须返回原形。Didhewenttoschoolyesterday?Didhegotoschoolyesterday?F2.简略回答用助动词did/didn’t代替行为动词。Didhefindtheboyyesterday?－Yes,hedid.－No,hedidnot(didn’t).第16页/共23页第十六页，共24页。1.look2.live3.stop

4.go5.hope6.trip

7.call 8.eat9.want10.are11.go12.have13.do14.get 15.come16.say17.see18.put19.read20.takelookedlivedstoppedwenthopedtrippedcalledatewantedwerewenthasdidgotcamesaidsawputreadtook写出下列动词的过去式第17页/共23页第十七页，共24页。21.buy22.sing23.hear24.make25.find26.break27.think28.fall29.write30.beboughtmadefoundbrokethoughtfellwrotewas/weresangheard第18页/共23页第十八页，共24页。Exercises1.I____thenumberdownonapieceofpaperamomentago.A.writeB.writedC.wroteD.writing2.Everything___readybeforeFathercame.A.wereB.wasC.isD.areCB第19页/共23页第十九页，共24页。3.Healways_____melastterm.A.helpedB.helpsC.helpingD.helpA第20页/共23页第二十页，共24页。1.Lucydidherhomeworkathome.(改否定句)Lucy_______herhomeworkathome.2.Hefoundsomemeatinthefridge.(变一般疑问句)___he_______meatinthefridge?3.Shestayedthereforaweek.(对划线部分提问)____________she_____there?4.Therewassomeorangeinthecup.(变一般疑问句)____there____orangeinthecup?didn’tdoDidfindanyHowlongdidstayWasany第21页/共23页第二十一页，共24页。巧记动词过去时态动词一般过去时，表示过去发生的事；be用was或用were,have,has变had；谓语动词过去式，过去时间坐标志；一般动词加-ed，若是特殊得硬记。否定句很简单，主语之后didn’t添；疑问句也不难，did放在主语前；如果谓语之前有did，谓语动词需还原；动词若是was,were,否定就把not添。下一页返回首页第22页/共23页第二十二页，共24