一般过去时讲解PPT课件.ppt

一般过去时讲解PPT课件.ppt

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.,1,一般过去时,1、时态介绍2、判断标志3、一般过去时构成4、一般过去时的句式变化5、谓语变化6、练习,.,2,1.定义：

（用法一）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,常和表示过去的时间状语连用;eg:

Igotupat7:

00yesterday.Myfatherwasatworkyesterdayafternoon（用法二）也表示过去经常或反复发生的动作,常和表示频度的时间状语连用。

eg:

Healwayswenttoworkbybuslastyear.（含有频度副词：

oftenalways等，但主要还是含有过去时间状语）.,.,3,1）与ago连用：

amomenttwominutesthreehoursfivedaysoneweeksixmonthsfouryears,ago,2.一般过去时的判断标志：

.,4,last,timenightweekmonthtermMonday,yesterday,morningafternoonevening,thedaybeforeyesterday,2）与last连用,3）与yesterday连用：

.,5,4）与one连用：

one,morningeveningdayMondayafternoon,5）与that连用：

that,morningwinterdayyear,.,6,justnowintheolddaysinthosedaysin1980theotherdayatthattimeonceuponatime,6）其他时间状语：

.,7,3、一般过去时的构成,.,8,所有时态都是通过动词变化来表现的,E.g.Youareright.一般现在时Iwanttogotoschool.Wearedoingourhouseworknow.正在Thebusisleavingat8:

00.进行时,.,9,be动词（was,were）助动词（did）主语+谓语情态动词（could,might）行为动词eg:

playedeg：

Theywerehappy.Heplayedfootball.Youdidyourhomework.,.,10,4、一般过去时句式变换,.,11,一般过去时态句式的构成陈述句式,进入下页,返回首页,.,12,一般过去时态句式的构成疑问句式,返回上页,返回首页,.,13,1.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.,.,14,3.一般疑问句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.-Didyougoshoppingyesterday?

Whenandwherewereyouborn?

.,15,5、谓语变化,.,16,构成规则,例词,1.一般在动词原形末尾加-edlooklookedplayplayedstartstarted2.结尾是e的动词加-dlivelivedhopehopeduseused,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,stopstoppedplanplannedtriptripped,4.结尾是“辅音字母+y”的动词，先变“y”为“i”再加-ed,studystudiedcarrycarried,规则动词过去式的构成,.,17,说明：

1、清念/t/，即ed在清辅音后面念/t/,例：

finishedhelpedpassedcooked,规则动词-ed的读音,.,18,元浊/d/,即ed在元音，浊辅音后面念/d/,例：

borrowedenjoyedcalledmoved,.,19,、/t/d/之后念/id/,即ed在/t/d/音后面念/id/例：

wantedshoutedneededcounted,.,20,grow-grewknow-knewthrow-threwblow-blewwrite-wrotedrive-droveride-rodeget-gotforget-forgotlend-lentsend-sentspend-spentsay-said*/sed/pay-paidstand-stoodunderstand-understoodlet-letput-putcut-cutread-read*,am,is-wasare-weredo-didgo-wenthave-hadsee-sawcan-couldmay-mightdig-dugeat-atefind-foundmake-madehear-heardrun-rantake-tookhold-heldspeak-spokeleave-left,keep-keptsleep-sleptsweep-swepttell-toldsell-soldbegin-begansing-sangsit-satswim-swamring-ranggive-gavebring-broughtbuy-boughtthink-thoughtteach-taughtcatch-caughtcome-camebecome-became,不规则动词的过去式,.,21,写出下列动词的过去式：

runborrowgrowwatchwritesmileopenbeginswimcarrystudyfinish,uselivewakekeepsaycleanbuyplaylearnseereadstop,gothinkbehappengivebecomegetrainstaypassanswer,wentthoughtwas/werehappenedgavebecamegotrainedstayedpassedanswered,usedlivedwokekeptsaidcleanedboughtplayedlearnt/edsawreadstopped,ranborrowedgrewwatchedwrotesmiledopenedbeganswamcarriedstudiedfinished,.,22,巧记动词过去时态,动词一般过去时，表示过去发生事；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didnt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。

返回上页,返回首页,.,23,6、Exercises,.,24,句型转换1TheycametoChinain1990.（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,.,25,5.Sheisgoingtogoshoppingtomorrow.（变否定句）_6.Mymotherlikesherstudents.（变一般疑问句）_7.DoyouwatchTVonSunday?

（用lastSunday改写成过去时态的句子）_8.WeiHuaboughtanewpenyesterday.（变否定句）She__anewpenyesterday.,Sheisntgoingtogoshoppingtomorrow.,Doesyourmotherlikeherstudents?

DidyouwatchTVlastSunday?

didnt,buy,.,26,I.改错题HowisJaneyesterday?

_Hegetstoschoolatsixyesterday._Heoftengoeshomeat6:

00lastmonth._Icanflykitessevenyearsago._Didyousawhimjustnow._TomwasntwatchTVlastnight._Ididmyhomeworklater._Hewaitforyouthreehoursago._Whofinditjustnow?

_,was,got,went,could,see,didnt,willdo（amgoingtodo）,waited,found,.,27,一般过去时态练习用动词的过去式填空,1._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.,返回练习,订正答案,.,28,PRACTISE,改写句子：

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?

didntdoDidfindanyHowlongdidstayWasany,Thatsgreat,.,29,改写句子：

1.Lucydidherhomeworkathome.（改否定句）Lucy__herhomeworkathome.,.,30,2.Hefoundsomemeatinthefridge.（变一般疑问句）_he__meatinthe