8Aunit8Grammar.ppt

Unit8Naturaldisasters,Tom,play,football.,is,ing,Lucy,is,read,abook.,ing,WhatisTomdoing?,WhatisLucydoing?,Presentcontinuoustensebe(am/is/are)+verb-ing,现在进行时,WhatwasTimmydoingwhentheearthquakestarted?Hewassleepingwhenitstarted.wassleeping,Whydontweuse“isdoing”?Becausewetalkaboutthingsthathappeninthepast(在过去)notnow.,过去进行时,Tom,play,football.,was,ing,Lucy,was,read,abook.,ing,WhatwasTomdoingatthatmoment?,WhatwasLucydoingat2:30p.m.yesterday?,They,watching,TVfrom6to8.,were,Thetwins,think,were,ing.,Whatweretheydoingfrom6to8lastnight?,Whatwerethetwinsdoingatthistimeyesterday?,Whatweretheydoing?,Theywereplayingbasketball,atthistimelastSunday.,Hewasdrinkingmilk,atthistimeyesterday.,atthattime.,Shewasplayingcomputergames,from10to11yesterdaymorning.,Hewasreadingnewspaper,Theyweredoingmorningexercisesat9:05yesterdaymorning.,TheywereplayingbasketballatthistimelastSunday.,Hewasdrinkingmilkatthistimeyesterday.,Canyouworkouttherule?,Shewasreadingnewspaperfrom10to11yesterdaymorning.,Iwasplayingcomputergamesatthattime.,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)Theywerebuildingadamlastwinter.,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+V-ing2)肯定句:主语+was/were+V-ing3)否定句：was/werenot+V-ingwasnot=wasntwerenot=werent,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+V-ing?,Wasshetalkingatthattime?No,shewasnottalkingatthattime.,No,theywerenotlearningEnglish.,WeretheylearningEnglish?,Exercises:,Hewasplayingfootballontheplayground.（对划线部分提问）Myparentswereplayingcomputergamesatthattime.(改为否定句，一般疑问句，作否定回答)Thesunwasshiningbrightlyjustnow.(改为否定句,一般疑问句，作肯定回答。,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。形式为was/were+v-ing。1)then,atthis/thattime,at9.00lastnight2)thismorning,thewholeday/morning,from8-10pmlastevening.,总结,AsnowstormhitSunshineTown,AsnowstormhitSunshineTown.Mr.Wuisaskingthestudentsaboutit.Completetheirconversationwiththecorrectformsoftheverbsinbrackets.,Mr.Wu:Whataterriblesnowstorm!Itstartedataboutseventhismorning.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)someonetocomeandhelpwhenyousawme.,waswalking,Were,waiting,wasringing,过去进行时与一般过去时的区别(1)过去进行时着重描述当时正在进行的动作，它的特点是：未完成，强调过程；一般过去时表示一个已经完成的动作，表示动作发生过，而且已经结束了，强调结果。,Mary_adresswhenshecutherfinger.A.madeB.ismakingC.wasmakingD.makes,wasmaking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。,2.He_(write)aletter，thenwenttobed,wrote,wrote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。,3.Imsorryyoumissedthebus.It_(leave)5minutesago(2006年徐州),left,4.MrJohn,wefindyourwatch.-Thankyou!Where_(find)it?（2006年绍兴）,didyoufind,过去进行时与一般过去时的区别(2)1过去进行时侧重表示动作的延续；2一般过去时表示过去某时发生过某事.,He_allnightlastnight.(生动的描写，他一直写)He_somethinglastnight(说明他写了的事实),waswriting,wrote,注：下列几类动词通常不用于进行时。表示状态的动词be；感官动词：feel，hear，sound，look，smell，taste，等；表示思维或心理状态的动词：believe,forget，consider(认为)，know，remember，hope，wish，want等；,表示所属关系的动词：belong，have，own，hold（容纳）等。,用括号内词的适当形式填空,What_you_(do)atthistimeyesterday.He_(watch)TVfrom8p.m.to10p.m.I_(play)piano.3.John_(fly)kitesintheparkat9a.m.yesterdaymorning.4.Sandy_(call)Danielatthattime5.He_(read)whilehisbrother_(watch)TV.6.They_(chat)whentheirteacher_(come)intotheclassroom.,were,doing,waswatching,wasplaying,wasflying,wascalling,wasreading,waswatching,werechatting,came,Lookatthepicturesandanswerthequestions.,Whatwastherabbitdoingjustnow?Whatwasthepigdoingjustnow?,Hewasjumpingjustnow.,Hewasdancingjustnow.,Therabbitwasjumpingwhilethepigwasdancing.,Thewormwaseatingwhilethedogwasreading.,Twolongactionswentonatthesametime.,Wewereclappingourhandswhiletheteacherswerewalkingacrossthepark.,Therabbitwasjumpingwhilethepigwasdancing.Thewormwaseatingwhilethedogwasreading.,Whilethepigwasdancing,therabbitwasjumping.,Whilethedogwasreading,thewormwaseating.,while,whenandas都表示“当的时候”。e.g.Iwassleepingwhentheearthquakestarted.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。,Playinginthesnow,SomeClass1,Grade8studentswenttoplayinthesnow.Completethesentenceswiththecorrectformsoftheverbsinblanks.Usewhen,whileandastoconnectthesentences.,_Simon_(arrive),Amy_(get)somesnowfromtheground.2._SuzyandKitty_(build)asnowman,Millie_(take)photos.3.Daniel_(fall)over_he_(make)abigsnowball.,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