Unit 5 What were you doing when the rainstorm came_Section B (3a-Self check)-课件(共15张PPT).pptx
Unit5Whydontyoutalktoyourparents?Section B(3a-Self check)Look at the picture and talk about what they were doing when the plane hit the World Trade Center.Free talkWhatwas/weresb.doingwhentheplanehitWorldTradeCenter?SandyTwinbrothersSammyfathermotherdogWhatwastheevent?Whendidithappen?Wheredidithappen?Whatwereyoudoing?Whatwereyourfriendsdoing?Whywasitimportant?Whydoyourememberthisevent?3a Makenotesaboutaneventyourememberwell.First,writeabouttheevent(whenandwhereithappened).AnimportanteventthatIrememberwellwas_.Ithappenedin/on_at/in_.3aWriteashortarticleabouttheimportanteventin3a.Trytowritethreeparagraphs.Next,writeaboutwhatyouandsomeofyourfriendsweredoingwhenthiseventhappened.WhenIheardthenewsofthisevent/Whenthiseventhappened,Iwas_.Myfriendswere_.Then,writeaboutwhythiseventwasimportant.Thiseventisveryimportanttomebecause_./Irememberthiseventwellbecause_.AnimportanteventthatIrememberwellwasWenchuanEarthquake.IthappenedonMay12,2008inWenchuan,Sichuan.WhenIheardthenewsofthisevent,Iwasworking.MyfriendswerewatchinggamesonTV.Thiseventisveryimportanttomebecausemanypeoplediedintheearthquake.Theyneedsomehelp.Lotsofpeoplecametohelpthem.过去进行时过去进行时1.概念概念:表示过去某个时刻或过去一段时表示过去某个时刻或过去一段时 间正在进行间正在进行的动作。的动作。2.句子结构句子结构:主语主语+was/were+doingsth.+时间时间状语状语3.时间状语词时间状语词:at5:00yesterdayafternoon,atthattime,then等连用等连用,或者用另一动或者用另一动作来表示过作来表示过去的时间去的时间。e.g.Theywereplayingbasketballwhenshearrived.Whiletheywereplayingbasketball,shearrived.过去进行时与一般过去时的过去进行时与一般过去时的区别:区别:过去过去进行时着重描述当时正在持续进行的动作,它的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。过,而且已经结束了,强调结果。1)Shirley_abookaboutChinalastyearbutIdontknowwhethershehadfinisheditA.haswrittenB.wroteC.hadwrittenD.waswritingD2)Mary_adresswhenshecutherfinger.A.madeB.ismakingC.wasmakingD.makes Cwasmaking表示正在做衣服的过程,如用表示正在做衣服的过程,如用made则表示则表示这一动作已结束,做衣服的动作已结束与这一动作已结束,做衣服的动作已结束与cutherfinger就没有联系。就没有联系。3)He_(write)aletter,thenwenttobed.wrotewrote表示动作已结束,做另一件事,如用表示动作已结束,做另一件事,如用waswriting就与就与wenttobed在逻辑上相矛盾。在逻辑上相矛盾。He_allnightlastnight.(生动的描写,他一直写(生动的描写,他一直写)He_somethinglastnight(说明他写了(说明他写了的事实)的事实)waswritingwrote过去进行时过去进行时侧重表示侧重表示动作延长的时间长度动作延长的时间长度;一般过去一般过去时时表示过去某时发生过某事,表示过去某时发生过某事,侧重说明事实侧重说明事实。注:下列几类动词通常不用过去进行时。注:下列几类动词通常不用过去进行时。表示状态的动词表示状态的动词be;感官动词:感官动词:feel,hear,see,smell,taste等等;表示思维或心理状态的动词:表示思维或心理状态的动词:believe(认为认为),forget,consider,know,remember,hope,wish,want等;等;表示所属关系的动词:表示所属关系的动词:belong,have,own,hold(容容纳纳)等。等。when和和while的区别:的区别:1.由由when引导的时间状语从句,主句用过引导的时间状语从句,主句用过去进行时去进行时,从句应用一般过去时;从句应用一般过去时;由由while引导的时间状语从句,主句用引导的时间状语从句,主句用一般一般过去时,过去时,从句应用过去从句应用过去进行进行时时。Whentheteachercamein,weweretalking.当此句改变主从句的位置时,则为: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,多用行时的时候,多用while引导引导。如:如:Theyweresingingwhileweweredancing.1.I_myhomeworkwhenMike_lastnight.昨天晚上迈克来的时候我正在写作业。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。安正在看电视时,她父亲回来了。wasdoingcamewaswatchingcame