Unit5GrammarFocus过去进行时课件 人教版英语八年级下册.pptx

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1、Unit5Whatwereyoudoingwhentherainstormcame?SectionAGrammarFocus-4cFillintheblankswith“be”.1.I_16yearsoldthisyear.2.I_15yearsoldlastyear.3.How_theweathertoday?4.How_theweatheryesterday?5.They_goodfriends.6.They_goodfriendsthreeyearsago.amwasiswasarewere RevisionWhatwereyoudoingateightlastnight?昨天晚上昨天晚

2、上8点你在做什么？点你在做什么？Iwastakingashower.我正在洗澡我正在洗澡Whatwasshedoingatthetimeoftherainstorm?暴风雨期间她在做什么？暴风雨期间她在做什么？Shewasdoingherhomework.她在做家庭作业。她在做家庭作业。GrammarFocusGrammarFocusWhatwasBendoingwhenitbegantorainheavily?开始下大雨时本在做什么？开始下大雨时本在做什么？Whenitbegantorain,Benwashelpinghismommakedinner.开始下雨时，本在帮他妈妈做完饭。开始下雨

3、时，本在帮他妈妈做完饭。Whatwashedoingwhentherainstormcame?当暴风雨来临时他在做什么？当暴风雨来临时他在做什么？Hewasreadinginthelibrarywhentherainstormcame.当暴风雨来临时，他在图书管理读书当暴风雨来临时，他在图书管理读书WhatwasJennydoingwhileLindawassleeping？当琳达在睡觉时珍妮在做什么当琳达在睡觉时珍妮在做什么?WhileLindawassleeping,JennywashelpingMarywithherhomework.当琳达在睡觉时珍妮在帮助玛丽做家庭作业。当琳达在睡觉时

4、珍妮在帮助玛丽做家庭作业。1.以when和while引导的时间状语从句1)1)延续性动词和非延续性动词 延续性动词指动作可以延续一段时间,而不 是瞬间结束。如:work、study、drink、eat等。非延续性动词指动作极为短暂，瞬间结束。如:start、begin、hit、jump、knock等。1._Jenniferwasreadingamagazine,hersisterwaslisteningtothepopmusic.A.WhileB.WhenC.Whattime2.Iwastryingtodrawacatontheboard_theteachercamein.A.whileB.w

5、henC.whattime3.MybestfriendvisitedmyhousewhileI_dinnerinthekitchen.A.cookedB.cookingC.wascookingA B C Exercises4.When_thecar_?In1885.A.did;inventB.was;inventedC.does;inventD.is;invented5.Ourteacherwantsustobe_whenwetalkwiththeforeigners.A.comfortableB.unusualC.gratefulD.confidentB D 6.Dickgavemeanot

6、ewhileI_inthelibrary.Iguesshemadeittosay“sorry”toyou.A.amreadingB.wasreadingC.readsD.willreadB 2.过去进行时1.概念:表示过去某一时刻或某段时间内正进行的动作。2.构成:was/were+动词现在分词3.用法:a:表示某一时刻正进行的行为，与特定的过去时间状语连用，常见的时间有:at8lastnight,atthistime,atthattime,atthatmoment等过去进行时含义:表示过去某个时刻正在进行的动作。结构：was/were+doing例句：IwashavinganEnglishc

7、lassatthistimeyesterday.现在进行时含义含义:表示现在正在进行 的动作。结构结构：is/am/are+doing例句例句：IamhavinganEnglishclass.Lookatthetableandwritesentenceswithbothwhileandwhen.John Mary take photosbuy a drinkplay the pianoleave the houseclean his room turn on the radioshoptake the car to the car wash4ae.g.While John was taking

8、 photos,Mary bought a drink.John was taking photos when Mary bought a drink.While John was playing the piano,Mary left the house.John was playing the piano when Mary left the house.While John was cleaning his room,Mary turned on the radio.John was cleaning his room when Mary turned on the radio.Whil

9、e John was shopping,Mary took the car to the car wash.John was shopping when Mary took the car to the car wash.At7:00a.m.,Iwokeup._I_makingmybreakfast,mybrother_listeningtotheradio._Iwaseating,theradionewstalkedaboutacaraccidentnearourhome.MybrotherandIwentoutrightawaytohavealook._wegottotheplaceoft

10、heaccident,thecar_inbadshapefromhittingatree.Butluckily,thedriver_fine.Theroads_icybecauseoftheheavysnowfromthenightbefore.While waswasWhile When was was were 4bFillintheblankswithwas,were,when or while.1.What_(be)you_(do)whenhearrived?2.Jim_(sleep)whenIcamein.3.They_(watch)TVat8:00yesterdayevening.

11、4.Nowhe_(read)and_(write).were doing was sleeping were watching is reading writingI.用所给词的正确形式填空。Exercises5.Mother_(wash)clotheswhenI_(get)homefromschoolyesterdayafternoon.6.Look,mysister_(be)thereinthebarbershop.Thebarber_(cut)herhair.7.When_you_(see)theaccident?I_(see)itfifteenminutesago.was washin

12、ggotisis cuttingdidseesaw1.上课铃响时,你在干什么?What_you_whentheclassbellrang?2.当我妈妈进来时我正在看书.I_whenmymothercamein.3.昨天晚上十点钟她正在做饭.She_attenoclock_.II.根据句意填空。weredoingwas cookinglast nightwas reading4.当飞机起飞的时候,天正下着大雪。It_heavilywhentheplane_.5.瞧,孩子们正在追逐一只小猫。Look!Thechildren_asmallcat.6.我女儿正在写信时,其他的孩子都在外面玩耍。Myda

13、ughterwaswritingaletter_theotherchildren_outside.took off were playingwas snowingare chasing afterwhile过去进行时过去进行时一般过去时一般过去时VSPresentation观察下列句子，找出一般过去时与过去进行时的区别I wrote an essay yesterday.I was writing an essay.They built a house.They were building a house.(已写完）（可能还没写完）（已建好）（在建设中）1.表示的状态不同一般过去时：一般过去时

14、：表示过去某个时间发生的动作或存在的状态。（动作已完成）过去进行时：过去进行时：表示过去某一时刻正在进行或过去某段时间持续发生的动作。（动作尚未完成）2.句子结构不同一般过去时：一般过去时：主语主语+was/were+其他其他主语主语+did+其他其他过去进行时过去进行时:was/were+doing3.进行时态的其他用法有时带有感情色彩，特别是带有always，forever，constantly这类状语时表示现在的想法，可以显得客气一些1.She was always working.(赞扬)2.The old lady was forever grumbling.(厌烦）I was th

15、inking maybe he could go by taxi.Practice Activity1：Choosethecorrectwords.1.At that time I _ for my parents A.cook B.cooking C.was cooking D.cooked2.She a lot in her childhood.A.suffered B.was suffering C.suffering D.sufferActivity2：Usethetensestotranslatethesentences.1.他老是给我打电话。2.下午他把作业写完了。3.我给你打电话

16、时你在做什么？He was always ranging me up.He did his homework in the afternoon.Where were you doing when I rang you up.Homework请运用一般过去时和过去进行时描述一下昨天一天的活动。Summary 区别：区别：1.1.表示的状态不同：表示的状态不同：一般过去时一般过去时表示过去某个时间发生的动作或存在的状态。（动作已完成）过去进行时过去进行时表示过去某一时刻正在进行或过去某段时间持续发生的动作。（动作尚未完成）2.2.句子结构不同：句子结构不同：一般过去时：一般过去时：主语+was/were+其他 主语+did+其他过去进行时过去进行时:was/were+doing3.3.过去进行时的其他用法过去进行时的其他用法