最新一般过去时课件(PPT)教学讲义ppt.ppt

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1、一般过去时课件(PPT)LearningAims1.掌握一般过去时的意义，用法，构成及其用于一般过去时的时间状语。2.能够写出部分不规则动词的过去式。3.掌握一般过去时的句式变换，一般疑问句，否定句，特殊疑问句。什么是一般过去时？意义：动词的一般过去时态表示过去某个时间发生的动作或存在的状态。Igetupat6:30everymorning.I___upat9:00lastSunday.Heplaysfootballeveryafternoon.He_____basketballyesterdayafternoon.Hedoeshishomewor

2、keveryevening.He____somereadinglastnight.动词原形、第三人称单数动词过去式gotplayeddid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)Iwenttoschoolyesterday.Theywenttoschoolyesterday.一般过去时的谓语构成：由动词的过去式构成规则变化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

3、个辅音字母，再加ed.work—workedchange—changedshop—shoppedstop—stoppedmove—movednod4.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)carry—carriedhurrymarry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.在以浊辅音或元音结尾的规则动词后,-ed读作/d/play/pleI/live/lIv/edd/edd/3.在以/t/或/d/结尾的规则动词

4、后,-ed读作/Id/visit/’vIzIt/edId/finishedenjoyedshoutedmovedhelpedwantedcalledneeded/t//d//Id//d//d//t//Id//Id/Let’sreadthem1.与ago连用：amomenttwominutesthreehoursfivedaysoneweeksixmonthsfouryearsago用于一般过去时的时间状语longlongagolasttimenightweekmonthtermMondayyesterdaymorningafternooneveni

5、ngthedaybeforeyesterday2.与last连用3.与yesterday连用：4.与that连用：thatmorningwinterdayyearjustnowintheolddaysinthosedaysin1980atthattimeonceuponatime5.其他时间状语：1.肯定句：主语+行为动词过去式be动词过去式(was/were)e.g.Weplayedfootballyesterday.Iwasintheofficelastnight.Hecouldn’tswim10yearsago.2.否定句didnot/did

6、n’t+行为动词原形wasnot/wasn’t+其他成分werenot/weren’t+其他成分e.g.Iwasnotintheofficelastnight.Ididn'tsingasongatKangkang'sparty.Ididn'tplayvideogames.3.一般疑问句did+主语+行为动词原形was/were+主语+其他成分eg.-Didyougoshoppingyesterday?-Yes,Idid./No,Ididn’t.-Wasshe15yearsoldlastyear?4.特殊疑问句特殊疑问词+did+主语+行为动词原形特

7、殊疑问词+was/were+主语+其他成分eg.Wheredidyougoshoppingyesterday?Whenandwherewereyouborn?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’ttelltold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)th

8、eirworkatfour.一般疑问句:____they_____theirworkatfour?Yes,they____