英语人教版八年级下册What were you doing when the.what were you.ppt

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1、参赛课件学科：英语课题：WhatwereyoudoingwhentheUFOarrived?单位：永靖县刘家峡中学作者：孔祥勤Unit3Whatwereyoudoingwhentherainstormcome?SectionA1.was/were+ving2.atthattime/momentthistimeyesterdayThistimelastnight/Sunday/week...At+点钟+yesterday/lastSunday….Whensbdidsth….REVISION＊过去进行时表示过去某一时刻

2、或某一段时间里正在进行的动作。谓语动词由1构成,与之连用的时间状语有2。ThisisaUFO(unidentifiedflyingobject).What`sthis?飞碟Whatarethey?Theyarealiens(外星人),fromotherplanets(行星).Whatdotheylooklike?Shortandthin,justlikeafive-year-oldkid.Doyouknow?CanyousaysomethingaboutAliensandUFO?Didyouseethembefor

3、e?Doyoubelievein(相信)them?DiscussnewwordsanalieninthebathroominthebedroominthekitcheninthebarbershopcuthairWhatwashedoingwhentheUFOarrived?Hewastakingashower.WherewashewhentheUFOarrived?Hewasinthebathroom.HewastakingashowerwhentheUFOarrived.Whilehewastakingasho

4、wer,theUFOarrived.SUMWhatwasshedoingwhentheUFOarrived?Shewassleeping.Shewasinthebedroom.WherewasshewhentheUFOarrived?ShewassleepingwhentheUFOarrived.Whileshewassleeping,theUFOarrived.SUMTheywerehavingahaircut.WhereweretheywhentheUFOarrived?Theywereinthebarbers

5、hop.WhatweretheydoingwhentheUFOarrived?TheywerehavingahaircutwhentheUFOarrived.Whiletheywerehavingahaircut,theUFOarrived.SUMWhatwashedoingwhentheUFOarrived?Hewasreadingabook.WherewashewhentheUFOarrived?Hewasinthelibrary.HewasreadingabookwhentheUFOarrived.While

6、hewasreadingabook,theUFOarrived.SUMwhatwereyoudoingwhentheyflewaroundtheearth?TheboywaswalkingdownthestreetwhentheUFOlanded.Whiletheboywaswalkingdownthestreet,theUFOlanded.Thegirlwasshoppingwhenthealiengotout.Whilethegirlwasshopping,thealiengotout.Grammardiffe

7、rences?when/while【探究总结】while/when的用法辨析boygirlwomanpolicemanreporterGROUPWORKA:WhatwasthegirldoingwhentheUFOtookoff?B:Whilethegirlwas…C:WhentheUFOtookoffthemanwas…Choose“when”or“while”tofillintheblanks.1.Iwaswalkinginthestreet______theaccidenthappened.2.Iwasdoi

8、ngmyhomework______thetelephonerang.3.______itwasraining,theplanetookoff.4.______theteacherwasspeakingtoclass,Nickstoodupsuddenly.whenwhenWhileWhilePractice【学以致用】1.Peterlikesreading