一般过去时课件(PPT)

一般过去时态,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。,主系表。主语+be+表语。,主谓宾。主语+谓语动词+宾语。,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。,我今年12岁.,am,was,is,was,一、Be动词的过去时态表示：,They_happytoday.,他们今天很高兴。,They_happyyesterday.,他们昨天很高兴。,are,were,am/is,was,are,were,我现在在学校。我昨天在学校。我昨天没有在学校。你昨天在学校吗?是的，我在。不，我没在。,Iamatschoolnow.Iwasatschoolyesterday.Iwasnotatschoolyesterday.Wereyouatschoolyesterday?Yes,Iwas.No,Iwasnt.,每天，早餐我吃鸡蛋和牛奶。,I_eggsandmilkforbreakfasteverymorning.,昨天，早餐我吃面条。,I_noodlesforbreakfastyesterdaymorning.,have,had,二、实义动词过去时态表示,我正在吃鸡蛋和牛奶。,I_eggsandmilkforbreakfastnow.,amhaving,他每天都吃水果。,He_fruiteveryday.,昨天他吃了3个苹果。,He_3applesyesterday.,has,had,他正在吃水果。,He_fruit.,ishaving,肯定句：sb.+V过去式+宾语。否定句：sb.+didnt+V原+宾语。一般疑问：Did+sb+V原+宾语？肯定回答：Yes，sb.+did。否定回答：No，sb.+didnt。,watchedTV,Whatdidyoudolastweekend?,visitedafriend,cleanedtheroom,playedcomputergames,playedbasketball,stayedathome,TheywenttothebeachonSundayafternoon.,Whatdidtheydolastweekend?,gotothebeach,wenttothebeach,TheyhadapartylastSaturday.,WhatdidtheydolastSaturday?,haveaparty,hadaparty,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,got,played,did,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,were,had,did,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ed,2.以e结尾加d,3.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,worked,change,changed,shop,shopped,stop,stopped,move,moved,nod,4.以辅音字母加y结尾的词,先改y为i,再加ed,study,studied,5.不规则变化.(见不规则动词表P102),carry,carried,hurrymarry,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/,ed,t/,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/,ed,d/,ed,d/,3.在以/t/或/d/结尾的规则动词后,-ed读作/Id/,visit/vIzIt/,ed,Id/,finishedenjoyedshoutedmoved,helpedwantedcalledneeded,/t/,/d/,/Id/,/d/,/d/,/t/,/Id/,/Id/,Letsreadthem,1.与ago连用：amomenttwominutesthreehoursfivedaysoneweeksixmonthsfouryears,ago,用于一般过去时的时间状语,longlongago,last,timenightweekmonthtermMonday,yesterday,morningafternoonevening,thedaybeforeyesterday,2.与last连用,3.与yesterday连用：,4.与that连用：,that,morningwinterdayyear,justnowintheolddaysinthosedaysin1980atthattimeonceuponatime,5.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.Hecouldntswim10yearsago.2.否定句didnot/didnt+行为动词原形wasnot/wasnt+其他成分werenot/werent+其他成分e.g.Iwasnotintheofficelastnight.IdidntsingasongatKangkangsparty.Ididntplayvideogames.,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,Ididnt.-Wasshe15yearsoldlastyear?4.特殊疑问句特殊疑问词+did+主语+行为动词原形特殊疑问词+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(didnt).,主语+didnt+动词原形,I_themthenews.,I_(tell)themthenewsyesterday.,didnttell,told,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did,Did+主语+动词原形？,They_(finish)theirworkatfour.一般疑问句:,_they_theirworkatfour?Yes,they_.No,they_.,finished,Did,finish,did,didnt,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？,Theyfinishedtheirworkatfour.,A,B,对划线部分提问A:B:,Whatdidtheydoatfour?,Whendidtheyfinishtheirwork?,T,注意,1.加助动词did或者didnt后,动词须返回原形。ChooseForT.,Didhewenttoschoolyesterday?Didhegotoschoolyesterday?,F,2.Theydidntfinishtheirhomeworklastnight.Theydidntfinishedtheirhomeworklastnight.,T,F,巧记不规则动词过去式1.中间去e，末尾加t如：keepkept，feelfelt，sleepslept，sweepswept2.结尾d变t如：buildbuilt，lendlent，sendsent，spendspent3.遇见i改为a如：ringrang，sitsat，drinkdrank，singsang，swimswam，beginbegan，givegave,4.“骑(马)”“开(车)”“写(字)”把i变o如：riderode，drivedrove，writewrote5.“想”“买”“带来”“打仗”ought换上thinkthought，buybought，bringbrought，fightfought6.“教书”“抓住”aught切莫忘如：teachtaught，catchcaught7.ow/aw改为ew是新时尚如：knowknew，growgrew，throwthrew，drawdrew8.“放”“让”“读”过去式与原形一样如：putput，letlet，readread/red,Exercises,1.I_thenumberdownonapieceofpaperamomentago.A.writeB.writedC.wroteD.writing2.Everything_readybeforeFathercame.A.wereB.wasC.isD.are,C,B,3.Healways_melastterm.A.helpedB.helpsC.helpingD.help,A,_you_(remember)tobuytheoranges?2.Who_(invent)thecomputer.3.We_(go)tothecinemalastnight.Thefilm_(be)verygood.4.Whattime_you_(get)toschoolthismorning?5.Jim_(do)alotyesterday.He_(go)shoppingand_(cook)supper.,Did,remember,invented,went,was,did,get,用动词的适当时态填空,did,went,cooked,6.Heusually_(get)upat6inthemorning.Look!He_(get)upnow.Butyesterdayhe_(get)upverylate,sohe_(go)toschoollate.He_(be)lateforschool.,gets,isgetting,got,went,was,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?,didntdo,Did,findany,Howlongdid,stay,Was,any,III.句型转换TheycametoChinain1990.(变一般疑问句)_they_toChinain1990?2.Iwasillfortwodayslastweek?(同上)_youillfortwodayslastweek?3.Thetwinsgotoschoolonfooteveryday.(同上)_thetwins_toschoolonfooteveryday?4.ShewashedtheclotheslastSunday.(变否定句)She_theclotheslastSunday,Did,come,Were,Do,go,didnt,wash,5.Sheisgoingtogoshoppingtomorrow