八年級英語下冊Unit5-過去進(jìn)行時(shí)語法教學(xué)課件

過去進(jìn)行時(shí)1含義：（概念）

表示過去某個(gè)時(shí)刻正在進(jìn)行的動作。（或過去一段時(shí)間正在進(jìn)行的動作）2.句子結(jié)構(gòu):

：be(was/were)+doing即：主語+was/were+doingsth.+時(shí)間狀語過去進(jìn)行時(shí)1含義：（概念）13.時(shí)間狀語詞:at8o’clocklastnight/thistimeyesterday/at5:00yesterdayafternoon/atthattime,then等連用(或者用另一動作來表示過去的時(shí)間)過去進(jìn)行時(shí)①表示過去某個(gè)時(shí)刻正在進(jìn)行的動作。例句：Whatwereyoudoingatninelastnight?

昨晚九點(diǎn)你正在干什么？

3.時(shí)間狀語詞:at8o’clocklastnig2Iwastaking

ashoweratninelastnight.昨晚九點(diǎn)我正在洗澡.Theywereplayingbasketballat5o’clockyesterday

afternoon.昨天下午五點(diǎn)他們在打籃球。②：表示在過去某一時(shí)間內(nèi)正在進(jìn)行的動作。ShewaswritingaletterwhenIcamein.

我進(jìn)來時(shí)，她正在寫信。Thebarberwascuttingmyhairwhentheyarrived.

他們到達(dá)時(shí)，理發(fā)師正在給我剪頭發(fā)。八年級英語下冊Unit5-過去進(jìn)行時(shí)語法教學(xué)ppt課件3觀看動畫教學(xué)觀看動畫教學(xué)4Whatweretheydoingat10:30LastMonday?Theywererunning.Whatweretheydoingat10:305Whatwereyoudoingat10:10yesterdaymorning?Iwasgoingshopping.Whatwereyoudoingat10:106Wherewassheat9:00yesterday?Ithinkshewasin/at…Shewassweepingtheflooratthattime.at9:00lastnightWherewassheat9:00yesterd7Tom

What______Tom________at7:30thismorning?She___________________at7:30thismorning.wasdoingwascookingbreakfastOnepointTomWhat______Tom________a8What________they________from8to9lastnight?They____________________________from8to9lastnight.weredoingweretalkingonthephoneOnepointWhat________they________fr9WhatwasAlicedoing

whenIgotoutoftheshowerfromthebathroom?Shewasplayingthepiano.WhatwasAlicedoingwhenIgo10Talkaboutthepictures

Whatweretheydoingyesterdayafternoon?123Talkaboutthepictures

Whatw11IwasWewerecookingameal.playingvolleyball.havingaPEclass.watchingTV.workinginthe

chemistry

lab.Sweepingthefloor.makingamodel.feedingmydog.Whatwereyoudoinglastnight?lastSaturday?atteno’clock?yesterdaymorning?atnoonyesterday?Yesterdayafternoon?Iwascookingameal.Whatwerel12Pairwork:Patterns:A:Whatwereyoudoingatnineo’clocklastSundaymorning?B:Iwassleeping.Howaboutyou?A:Iwasdoingmyhomework.B:YouarekiddingPairwork:Patterns:13when和while的用法區(qū)別1.when既指時(shí)間點(diǎn)，也可指一段時(shí)間;

while只指一段時(shí)間.

2.when說明從句的動作和主句的動作可以是同時(shí)，也可以是先后發(fā)生；

while則強(qiáng)調(diào)主句的動作在從句動作的發(fā)生的過程中或主從句兩個(gè)動作同時(shí)發(fā)生。

WhentheUFOlanded,theboywaswalkingdownthestreet.

==Whiletheboywaswalkingdownthestreet,theUFOlandedMymotherwascookingdinnerwhilemyfatherwaswatchingTV.when和while的用法區(qū)別1.when既指時(shí)間點(diǎn)，也14(1)“當(dāng)…的時(shí)候”,如后面連接的動詞為進(jìn)行時(shí)態(tài),則用while多于用when。而when通常與瞬間性動詞或延續(xù)性不強(qiáng)的動詞連用。(2)如果while前后的動詞都是進(jìn)行時(shí)態(tài),while可譯為“與此同時(shí)”Iwasreading

whilemybrotherwasdrawing.(1)“當(dāng)…的時(shí)候”,如后面連接的動詞為進(jìn)行時(shí)態(tài),則用wh15A:Whatwereyoudoingwhenthetrafficaccidenthappened?B:Wewerehavingaparty.trafficaccidentA:WhatwereyoudoingwhenB:16Whatweretheydoingwhentheplanetookoff?Theywereswimmingintheriver.takeoffWhatweretheydoingwhenthe17WhatwasAlicedoing

whenIgotoutoftheshowerfromthebathroom?Shewasplayingthepiano.WhatwasAlicedoingwhenIgo18觀看動畫教學(xué)觀看動畫教學(xué)19過去進(jìn)行時(shí)著重描述當(dāng)時(shí)正在持續(xù)進(jìn)行的動作，它的特點(diǎn)是：暫時(shí)，持續(xù)和未完成，強(qiáng)調(diào)過程；一般過去時(shí)表示發(fā)生過的動作或存在的狀態(tài)，即表示動作發(fā)生過，而且已經(jīng)結(jié)束了，強(qiáng)調(diào)結(jié)果。過去進(jìn)行時(shí)與一般過去時(shí)的區(qū)別過去進(jìn)行時(shí)著重描述當(dāng)時(shí)正在持續(xù)進(jìn)行的動作，它的特點(diǎn)是：暫時(shí)，20過去進(jìn)行時(shí)側(cè)重表示動作延長的時(shí)間長度;一般過去時(shí)表示過去某時(shí)發(fā)生過某事，側(cè)重說明事實(shí)。He___________aletterlastnight.

（過程描寫，他一直寫……，不一定完成）He________aletterlastnightandposteditthismorning．

（只說明他寫了……的事實(shí)，動作已結(jié)束）waswritingwrote相同的過去時(shí)間可能會有不同時(shí)態(tài)過去進(jìn)行時(shí)側(cè)重表示動作延長的時(shí)間長度;一般過去時(shí)表示過去某21注：下列幾類動詞通常不用過去進(jìn)行時(shí)。①表示狀態(tài)的動詞be；②感官動詞：feel,hear,see,smell,taste等;③表示思維或心理狀態(tài)的動詞：believe(認(rèn)為),forget,consider,know,remember,hope,wish,want等；④表示所屬關(guān)系的動詞：belong,have,own,hold(容納)等。注：下列幾類動詞通常不用過去進(jìn)行時(shí)。22ExercisesChoose“when”or“while”tofillintheblanks.(1)Iwaswalkinginthestreet______theaccidenthappened.(2)______youhaveameeting,youshouldturnedoffyourmobilephone.(3)______youhavePEclass,youshouldwearsportsshoes.(4)______Iwasdoingmyhomework,thetelephonerang.(5)______itwasraining,theplanetookoff.(6)______theteacherwasspeakingtoclass,Nickstoodupsuddenly.whenwhenwhenwhilewhilewhileExercisesChoose“when”or“whi23用所給動詞的適當(dāng)形式填空：1.We_________(wash)ourclothesatsixyesterdayevening.2.WhileAnn________(talk)withherdeskmate,theteachercamein.3.Look!Mary_________(clean)theroom.4.–What______you_____(talk)aboutjustnow?-Weweretalkingaboutthemovie.5.They________(move)toParislastmonth.用所給動詞的適當(dāng)形式填空：246.He_________(read)anovelfrom8to12yesterdaymorning.7.What____he_____(do)atfiveo’clockyesterdayafternoon.8.He__________(watch)TVwhenIcamein.9.She_____(do)herhomeworkwhilehermother