初中英语人教版八年级下册过去进行时.ppt

新人教版（八年级下册）授课课题：过去进行时授课教师：张世辉工作单位：甘肃省高台县城关初级中学,过去进行时,ThePastContinousTense,atthistimeyesterday,Whatweretheydoingatthistimeyesterday?,Theyaredancing.,at8a.m.thismorning,Whatwasthegirldoingat8a.mthismorning?,Shewasplaying/practicingpingpang.,from4to5lastSunday,Whatwastheboydoingfrom4to5lastSunday?,Hewasplaying/practicingbasketball.,at10a.m.yesterdaymorning,Whatwasthewomandoingat10a.myesterdaymorning?,Shewasreadingabook.,from8to9lastnight,Whatwasthewomandoingfrom8to9lastnight?,Shewasshopping.,概念：过去进行时:表示在过去某一时刻或某一段时间内正在进行或发生的动作。通常句子一定会有一个“表示过去某个时间点或时间段”的状语。如：1.at点钟/atthistime/atthattimelastnight.2.thewholemorning、alldayyesterday、fromninetotenlastevening3.when、while引导的时间状语从句。,ThePastContinuousTense(过去进行时),基本结构:,was/were,doing,+,Sb+,_/_/_and_+wasdoing._,_and_+weredoing,Isheheit,weyouthey,不同的句式,肯定句：主语+was/were+doing+其它否定句:主语+was/were+not+doing+其它一般疑问句:Was/Were+主语+doing+其它特殊疑问句:特殊疑问词+was/were+主语+doing+其它,1.Iwassingingsongsyesterdaymorning.否定句：_一般疑问句：_2.Theyweredrawingpictureswhentheteachercamein.否定句：_一般疑问句：_3.Shewaswashingthewindowwhenthetelephonerang.否定句：_一般疑问句：_特殊疑问句:_,Iwasntsingingsongsyesterdaymorning.,Wereyousingingsongsyesterdaymorning?,Theywerentdrawingpictureswhentheteachercamein.,Weretheydrawingpictureswhentheteachercamein?,Shewasntwashingthewindowwhenthetelephonerang.,Wasshewashingthewindowwhenthetelephonerang?,Whatwasshedoingwhenthetelephonerang?,按要求转换下列句型。1.WewerehavingaPEclassatfouryesterdayafternoon.（改为否定句）We_aPEclassatfouryesterdayafternoon.2.Katewasreviewingherlessonsateightlastnight.（改为一般疑问句，并做肯、否定回答）_Kate_herlessonsateightlastnight?_,she_._,she_.,werenthaving,Wasreviewing,Yeswas,Nowasnt,3.Heranintheparkyesterday.（用atthistimeyesterday改写）He_intheparkatthistimeyesterday.4.Theywereplayingcomputergamesatninelastnight.（对划线部分提问）_they_atninelastnight?5.Iwasreadinganovelatthreeyesterdayafternoon.（对划线部分提问）_you_atthreeyesterdayafternoon?,wasrunning,What,were,doing,What,were,doing,Whatwas/weresbdoingWhenthealarmwentoff(响起）?,Sandy,Twinbrothers,Tom,father,mother,dog,和过去进行时连用的时间状语从句,When,While,过去进行时和When连用Awas/were+doingsthwhenB+didsth.,延续性动词,非延续性动词,-WhatwasLileidrawingwhentheteachercamein?,-Hewasdrawinganelephant.,-Whatwerethetwinsdrawingwhentheteachercamein?,-Theyweredrawingacar.,过去进行时和while连用Awas/were+doingsthwhileB+was/were+doingsth,延续性动词,延续性动词,While,Whatweretheydoingyesterdayafternoon?,Hewasplayingbasketballwhileshewassleeping.,Usewhiletodescribe(描述)pictures,Amonkeywas.whiletwocatswere,at3p.m.yesterday,climbingatree,fishing,Arabbitwas.Whileapigwas.,playingtheguitar,sleeping,When和while引导时间状语从句时的区别,when引导表示过去的时间状语从句时，从句常用一般过去时。while引导表示过去的时间状语从句时，从句常用过去进行时。,当when和while引导时间状语时，如何确定主句和从句的时态。,1.当表示一个动作发生时,另一个动作正在发生。,2.当表示一个动作发生时，另一个动作相继（之前或之后）发生时。,3.当一个动作正在发生时，另一个动作突然发生了。,4.当一个动作正在发生时，另一个动作也正在发生。,主句（过去进行时）从句（一般过去时）,主句（一般过去时）从句（一般过去时）,主句（一般过去时）从句（过去进行时）,主句（过去进行时）从句（过去进行时）,1.Fillintheblanks.1.What_you_(do)at9yesterday?2.I_(watch)TVwhenmymother_(come)in.3.He_(do)hislessonsathalfpasttenyesterdaymorning.,were,doing,waswatching,came,wasdoing,Languagestudy,4.Thechildren_(play)footballatfouryesterdayafternoon.5.Thebaby_(sleep)whenthemothercameback.,wassleeping,wereplaying,2.Sentencecompleting.1.Thepianist_(在弹钢琴）atthistimeyesterday.,wasplayingthepiano,2.They_(在买衣服）whentheUFOarrived.3.What_you_whenyou_thealarm?(当听到警报的时候,你在干什么?),werebuyingclothes,were,doing,heard,英语新课标（RJ）,语法精练.单项选择()1.What_you_whenIrangyouupyesterday?Aare;doingBwere;doingCdo;doDhave;done()2.Icalledyouat8oclockyesterdayevening,buttherewasnoanswer.Oh,Imsorry.I_dinneratmyfriendshome.AhaveBhadCwashavingDhavehad,B,C,专题归类复习二,英语新课标（RJ）,()3.Mrs.Gao_inthekitchenwhenherstudentscametoseeherlastSunday.AcooksBiscookingCcookDwascooking()4.Mysisterwasdoingthedishes_mybrotherwassweepingthefloor.AwhenBwhileCwhichDthough,D,B,专题归类复习二,英语新课标（RJ）,.用所给单词的适当形式填空1Myson_(play)withthedogwhenIwasinthelivingroom.2Mr.Wangwithherdaughter_(have)breakfastwhensomeoneknockedatthedoor.3WhenIgothomeyesterdayafternoon,it_(rain)hard.4Whydidthepolicemanstopyourcar?BecauseI_(make)acallatthatmoment.Whatabadday!,wasplaying,washaving,wasraining,wasmaking,专题归类复习二,英语新课标（RJ）,5Jim_(have)hissupperatthistimeyesterday;he_(notread)abook.6We_(build)anewhouseatthattime.7He_(meet)hisoldfriendwhilehe_(study)inAmerica.8We_(mend)TVattenlastnight.,washaving,wasntreading,werebuilding,met,wasstudying,weremending,专题归类复习二,英语新课标（RJ）,.句型转换1Theywere_doing_houseworkatthattimeyesterday.(对画线部分提问)_they_atthattimeyesterday?2Tomsawacatinthetreewhilehewastakingphotosinthepark.(改为同义句)Tomwastakingphotosinthepark_sawacatinthetree.3Theyplayedfootballyesterday.(用atthistimeyesterday改写)They_footballatthistimeyesterday.4TheKingswerehavingsupper.(改为一般疑问句)_theKings_supper?,What,Were,doing,when,he,were,playing,Were,having,专题归类复习二,were,一般过去时和过去进行时的区别,一般过去时：只表述过去曾经发生过某事。过去进行时：侧重于表述在过去某一时刻或某一时间段内正在发生的事。,yesterday,lastnight,at5a.myesterdayfrom4to5lastnight,一般过去时,过去进行时,1.They_(play)footballyesterday.2.They_(play)footballat5p.myesterday.3