8AUnit8Grammar.ppt

1、Unit8,Unit8Naturaldisasters,Tom,play,football.,is,ing,Lucy,is,read,abook.,ing,WhatisTomdoing?,WhatisLucydoing?,Presentcontinuoustensebe(am/is/are)+verb-ing,现在进行时,Tom,play,football.,was,ing,Lucy,was,read,abook.,ing,WhatwasTomdoingatthatmoment?,WhatwasLucydoingat2:30p.m.yesterday?,They,watching,TVfrom

2、6to8.,were,Thetwins,think,were,ing.,Whatweretheydoingfrom6to8lastnight?,Whatwerethetwinsdoingatthistimeyesterday?,Whatweretheydoing?,Theyweredoingmorningexercises,at9:05yesterdaymorning.,Theywereplayingbasketball,atthistimelastSunday.,Shewasdrinkingmilk,atthistimeyesterday.,atthattime.,Shewasplaying

3、computergames,from10to11yesterdaymorning.,Hewasreadingnewspaper,Theyweredoingmorningexercisesat9:05yesterdaymorning.,TheywereplayingbasketballatthistimelastSunday.,Hewasdrinkingmilkatthistimeyesterday.,Canyouworkouttherule?,Shewasreadingnewspaperfrom10to11yesterdaymorning.,Iwasplayingcomputergamesat

4、thattime.,Pastcontinuoustensebe(was/were)+verb-ing,过去进行时,过去进行时主要表示在过去某一时刻正在进行的动作。e.g.a)Theywereeatingbreakfastat7:00amyesterday.b)Iwaswritingaletteratthistimeyesterday.c)Fiveminutesago,DannywaslookingoutofthewindowandSuzywasreadingabook.,2.在过去某段时间一直在进行的动作e.g.a)From1983to1998,hewasteachingatYale.b)Th

5、eywerebuildingadamlastwinter.,Makesentences.,1.at9oclocklastSunday2.atthistimeyesterday3.from7a.m.to6p.m.lastMonday4.atthattime5.from9to10lastnight,watchTVreadbookspractiseswimmingwatchtheparademakecakes,过去进行时的句式1)基本结构：was/were+Ving2)肯定句:主语+was/were+Ving3)否定句：was/werenot+Vingwasnot=wasntwerenot=were

6、nt,4)疑问句：将was/were移到主语前5)特殊疑问句：疑问词+was/were+主语+Ving?,Wasshetalkingatthattime?No,shewasnottalkingatthattime.,No,theywerenotteachingEnglish.,WeretheyteachingEnglish?,Weusethepastcontinuoustensetotalkaboutthingsthatwerehappeningataparticulartimeinthepast.,Pastcontinuoustense过去进行时,过去进行时表示在过去某一时刻或某一段时间内正

7、在进行或发生的动作。形式为was/were+V-ing。常与表示过去的时间状语连用，如：lastnight,lastSaturday等；或者与when,while,as引导的过去时间状语连用。,AsnowstormhitSunshineTown,AsnowstormhitSunshineTown.Mr.Wuisaskingthestudentsaboutit.Completetheirconversationwiththecorrectformsoftheverbsinbrackets.,Mr.Wu:Whataterriblesnowstorm!Itstartedataboutseventhi

8、smorning.I_(read)thenewspaperthen.What_you_(do),Simon?Simon:I_(have)breakfast.Mr.Wu:Whataboutyou,Millie?,wasreading,weredoing,washaving,Millie:I_(walk)tothebusstop.Sandy,Isawyouandyourparentsstandingonthesideoftheroad._you_(wait)forataxi?Sandy:Yes.Mydadscarbrokedownbecauseofthecoldweather.He_(ring)s

9、omeonetocomeandhelpwhenyousawme.,waswalking,Were,waiting,wasringing,Lookatthepicturesandanswerthequestions.,Whatwastherabbitdoingjustnow?Whatwasthepigdoingjustnow?,Hewasjumpingjustnow.,Hewasdancingjustnow.,Therabbitwasjumpingwhilethepigwasdancing.,Thewormwaseatingwhilethedogwasreading.,Twolongaction

10、swentonatthesametime.,Wewereclappingourhandswhiletheteacherswerewalkingacrossthepark.,Therabbitwasjumpingwhilethepigwasdancing.Thewormwaseatingwhilethedogwasreading.,Whilethepigwasdancing,therabbitwasjumping.,Whilethedogwasreading,thewormwaseating.,while,whenandas都表示“当的时候”。e.g.Iwassleepingwhentheear

11、thquakestarted.Peoplewererunninginalldirectionswhilepiecesofglassandbrickswerefallingdown.AsIwastryingtofindmywayout,Isuddenlyheardsomenoiseaboveme.,Usingwhile,whenandas.,1.当连接同时发生的两个延续性长动作时，常用while引导。e.g.WhileIwaswatchingTV,hewaslisteningtomusic.MilliewasreadingabookwhileEddiewassleeping.,2.如果短暂性的动

12、作是主句时，我们可以用when,while或as引导。e.g.When/while/asMilliewaswatchingTV,Andycameintotheroom.3.如果延续性的动作是主句时，我们经常用when来连接。e.g.MilliewaswatchingTVwhenAndycameintotheroom.,4.如果两个短暂性的动作同时发生，我们通常用as连接。e.g.AsMilliesatdownonthesofa,Andycameintotheroom.注：当一个短暂性动作发生的同时伴随着一个延续性的动作，这时我们通常用过去进行时来表示延续性的动作，用一般过去时来表示短暂性的动作

13、。,Playinginthesnow,SomeClass1,Grade8studentswenttoplayinthesnow.Completethesentenceswiththecorrectformsoftheverbsinblanks.Usewhen,whileandastoconnectthesentences.,_Simon_(arrive),Amy_(get)somesnowfromtheground.2._SuzyandKitty_(build)asnowman,Millie_(take)photos.3.Daniel_(fall)over_he_(make)abigsnowb

14、all.,When,arrived,fell,while/as/when,wasmaking,When/While/As,wasbuilding,wastaking,wasgetting,4.Peter_(hide)behindatree_asnowball_(hit)him.5._Millieandherclassmates_(play)inthesnow,Andy_(run)towardsthem.,wereplaying,When/While/As,ran,washiding,when,hit,1.I_myhomeworkwhenMike_lastnight.昨天晚上迈克来的时候我正在写

15、作业。2.WhileAnn_TV,herfather_home.安正在看电视时，她父亲回来了。,wasdoing,came,waswatching,returned,Exercises,4.She_theroomwhenI_toseeher.我去看她的时候她不是在打扫房间。5.I_myvocationinEngland(at)thistimelastsummer.去年夏天的这个时候我正在英国度假。,wasntcleaning,went,wasspending,3.WhatwereyoudoingwhenI_atthedoor?我敲门的时候你在干什么？,knocked,6.Mary_whilePeter_thepiano.Mary在跳舞