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1、八年级（下）Goforit!学练优英语教学课件学练优八年级英语下（RJ）教学课件SectionB(3a-SelfCheck)Unit5Whatwereyoudoingwhentherainstormcame?LookatthepictureandtalkaboutwhattheyweredoingwhentheplanehittheWorldTradeCenter.LeadinWhatwas/weresb.doingwhentheplanehitWorldTradeCenter?SandyTwinbrothersSammyfath
2、ermotherdog3aMakenotesaboutaneventyourememberwell.Whatwastheevent?Whendidithappen?Wheredidithappen?Whatwereyoudoing?Whatwereyourfriendsdoing?Whywasitimportant?Whydoyourememberthisevent?探究点一Writing3bWriteashortarticleabouttheimportanteventin3a.Trytowritethreeparagraphs
3、.First,writeabouttheevent(whenandwhereithappened).AnimportanteventthatIrememberwellwas_____________________.Ithappenedin/on_____________at/in__________________.WenchuanEarthquakeMay12,2008Wenchuan,SichuanNext,writeaboutwhatyouandsomeofyourfriendsweredoingwhenthisevent
4、happened.WhenIheardthenewsofthisevent/Whenthiseventhappened,Iwas______.Myfriendswere____________.Then,writeaboutwhythiseventwasimportant.Thiseventisveryimportanttomebecause____________./Irememberthiseventwellbecause___________________.AnimportanteventthatIrememberwell
5、wasWenchuanEarthquake.IthappenedonMay12,2008inWenchuan,Sichuan.WhenIheardthenewsofthisevent,Iwasworking.MyfriendswerewatchinggamesonTV.Thiseventisveryimportanttomebecausemanypeoplediedintheearthquake.Theyneedsomehelp.Lotsofpeoplecametohelpthem.Onepossibleversion单元目标wh
6、en,while过去进行时Summary1.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：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
7、明他写了……的事实）waswritingwroteTheywereplayingbasketballwhenshearrived.Whiletheywereplayingbasketball,shearrived.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.
8、when,while2.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.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
