【学习目标】1.复习过去进行时和when和while的用法。2.对本单元做一小结。3.通过习题来巩固这个单元所学。LookatthepictureandtalkaboutwhattheyweredoingwhentheplanehittheWorldTradeCenter.Whatwas/weresb.doingwhentheplanehitWorldTradeCenter?SandyTwinbrothersSammyfathermotherdog3aMakenotesaboutaneventyourememberwell.Whatwastheevent?Whendidithappen?Wheredidithappen?Whatwereyoudoing?Whatwereyourfriendsdoing?Whywasitimportant?Whydoyourememberthisevent?Doyouhaveanyunforgettable(难忘的)eventsinyourlife?Yourparentsboughtyouanewcomputer/...Youpassedanexam.Yougotaletterfromyourbestfriend/...Yourphotowasputinthenewspaper/on...Youhadababysister/brother.Yourfather/mothergotbadlyill.Yourparentsargued.…died.…Afterreading:3bWriteashortarticleabouttheimportanteventin3a.Trytowritethreeparagraphs.First,writeabouttheevent(whenandwhereithappened).AnimportanteventthatIrememberwellwas_____________________.Ithappenedin/on_____________at/in__________________.WenchuanEarthquakeMay12,2008Wenchuan,SichuanNext,writeaboutwhatyouandsomeofyourfriendsweredoingwhenthiseventhappened.WhenIheardthenewsofthisevent/Whenthiseventhappened,Iwas______.Myfriendswere____________.Then,writeaboutwhythiseventwasimportant.Thiseventisveryimportanttomebecause____________./Irememberthiseventwellbecause___________________.AnimportanteventthatIrememberwellwasWenchuanEarthquake.IthappenedonMay12,2008inWenchuan,Sichuan.WhenIheardthenewsofthisevent,Iwasworking.MyfriendswerewatchinggamesonTV.Thiseventisveryimportanttomebecausemanypeoplediedintheearthquake.Theyneedsomehelp.Lotsofpeoplecametohelpthem.单元目标when,while过去进行时1.概念:表示过去某个时刻或过去一段时间正在进行的动作。2.句子结构:主语+was/were+doingsth.+时间状语3.时间状语词:at5:00yesterdayafternoon,atthattime,then等连用,或者用另一动作来表示过去的时间。如:Theywereplayingbasketballwhenshearrived.Whiletheywereplayingbasketball,shearrived.过去进行时着重描述当时正在持续进行的动作,它的特点是:暂时,持续和未完成,强调过程;一般过去时表示发生过的动作或存在的状态,即表示动作发生过,而且已经结束了,强调结果。1)Shirley______abookaboutChinalastyearbutIdon’tknowwhethershehadfinishedit.A.haswrittenB.wroteC.hadwrittenD.waswritingD2)Mary____adresswhenshecutherfinger.A.madeB.ismakingC.wasmakingD.makeswasmaking表示正在做衣服的过程,如用made则表示这一动作已结束,做衣服的动作已结束与cutherfinger就没有联系。C3)He______(write)aletter,thenwenttobed.wrotewrote表示动作已结束,做另一件事,如用waswriting就与wenttobed在逻辑上相矛盾。过去进行时侧重表示动作延长的时间长度;一般过去时表示过去某时发生过某事,侧重说明事实。He___________allnightlastnight.(生动的描写,他一直写……)He________somethinglastnight.(说明他写了……的事实)waswritingwrote注:下列几类动词通常不用过去进行时。①表示状态的动词be;②感官动词:feel,hear,see,smell,taste等;③表示思维或心理状态的动词:believe(认为),forget,consider,know,remember,hope,wish,want等;④表示所属关系的动词:belong,have,own,hold(容纳)等。区别:1.由when引导的时间状语从句,主句用过去进行时,从句应用一般过去时;由while引导的时间状语从句,主句用一般过去时,从句应用过去进行时。Whentheteachercamein,weweretalking.当此句改变主从句的位置时,则为:Whileweweretalking,theteachercamein.2.如果从句和主句的动作同时发生,两句都用过去进行时的时候,多用while引导。如:Theyweresingingwhileweweredancing.1.I_________myhomeworkwhenMike______lastnight.昨天晚上迈克来的时候我正在写作业。2.WhileAnn____________TV,herfather_______home.安正在看电视时,她父亲回来了。wasdoingcamewaswatchingcame3.WhatwereyoudoingwhenI________atthedoor?我敲门(knock)的时候你在干什么?4.She______________theroomwhenI______toseeher.我去看她的时候她不是在打扫房间。wasn’tcleaningwentknocked1.感觉像2.首先3.入睡4.逐渐变弱5.确信6.醒来7.凌乱8.清洁9.互相帮助10.在困难时期feellikeatfirstfallasleepdiedownmakesurewakeupinamesscleanuphelpeachotherintimesofdifficulty1.Whatwereyoudoingateightlastnight?Iwastakingashower.2.Hewasreadinginthelibrarywhentherainstormcame.3.WhileLindawassleeping,JennywashelpingMarywithherhomework.1._____Iwaswalkinghomefromschool,Isawastrangelightinthesky.But_____Ipointeditouttomyfriend,itwentaway.2.______Itoldmyolderbrotheraboutthestrangelightinthesky,hejustlaughedanddidn’tbelieveme.3.______mybrotherwaslaughing,thetelevisionnewsreportedthatotherpeoplehadseenthelightaswell.1.Fillintheblankswithwhenorwhile.WhilewhenWhenWhile2.Fillintheblankswiththecorrectformsofthewordsinbrackets.WhenI____(be)inthesixthgrade,I______(join)apianocompetition.I________(practice)forfourhourseverydayandmypianoteacher_____(come)threetimesaweekto_____(help)me.Thenthebigdayfinally_______(arrive).I____(be)sonervouswhenthey_____(call)myname.I_____(go)upand_______(start)toplay.wasjoinedpracticedcamehelparrivedwascalledwentstartedWhileI___________(play),everyone____(sit)stillandlistened.Iplayedthesongwithoutanymistakes.ThenI______(wait)forthemtocalloutthewinner.WhenI______(hear)myname,myheart____(beat)soquicklyIthoughtIwouldstopbreathing.Icouldn’tbelieveit.I____(win)!It____(be)thehappiestdayofmylife!wasplayingsatwaitedheardbeatwonwasHomeworkFillwith“While”or“When”1.______Maywastalkingonthephone,hersisterwalkedin.2.______Ritaboughthernewdog,itwaswearingalittlecoat.3.______IsawCarlos,hewaswearingagreenshirt.WhenWhileWhen•4.______Iwasdancing,hewassingingloudly.•5.______LindafinallysawDavy,hewasjumpingwithadog.•6.Iwascleaningmyroom________thefirebrokeout.WhileWhenwhen3.根据所给中文,完成句子翻译。(2009辽宁朝阳)当我到家的时候,妈妈正在厨房做饭。______________________________________________________________________4.—WhatwereyoudoingwhenIcalledyouat8o’clockyesterday?—I_____theviolinatthattime.(2010年江苏淮安)A.playB.isplayingC.playedD.wasplayingWhenIgot/arrivedhome,mymotherwascookinginthekitchen.4.Agreatmeeti