U8 grammar.ppt

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1、Unit8NaturaldisastersGrammarbreakbreakdownbecauseofvi.损坏；打破broke出故障；坏掉由于；因为Wordsandexpressionreview--Tomplayfootball.wasing--Lucywasreadabooking--WhatwasTomdoingjustnow?--WhatwasLucydoingat2:30p.myesterday?at2:30p.myesterday.--TheywatchTVfrom6to8lastnight.w

2、ereing--Theyplaywereing--Whatweretheydoingfrom6to8lastnight?--Whatwerethechildrendoingatthistimeyesterday?atthistimeyesterday.基本用法过去进行时1.表示在过去某个时间点正在发生的动作.常与attenlastnight,atthistimeyesterday,atthattime/moment,whenIcamein等连用.2.表示在过去某段时间之内持续不断发生的动作.常与lastnig

3、ht,thismorning,from…to(from7to10thismorning)连用.Hewrotealetteryesterdaymorning.Hewaswritingaletteryesterdaymorning.区别:昨天上午他写了一封信.昨天上午他一直写信.（1）肯定句：was/were+v-ing（2）否定式：was/werenot+v-ingwasnot=wasn’twerenot=weren’t（3）疑问句：将was/were调到主语前过去进行时的句式3.Iwasdoingsomesh

4、oppingwhentheearthquakestarted.Whatwereyoudoingwhentheearthquakestarted?1.Theyweremakingasnowmanatthatmoment.(否疑)2.我昨天这个时候正在搜索因特网。（否疑）IwassearchingtheInternetatthistimeyesterday.Weretheymakingasnowmanatthatmoment?Yes,theywere./No,theyweren’t.Theyweren’tmaki

5、ngasnowmanatthatmoment.句式改写A:Whatwereyoudoingat7o’clocklastnight?B:....AskandanswerA:Whatwasyourfather/brotherdoingwhenyoucamebackhomeyesterday?B:He....A:Whatweretheydoingatthattimelastweek?B:....巩固练习What________yourbrother________(do)atnineo’clocklastnight

6、?2.They____________(listen)tomusicatthattime.3.WhenIsawhim,he_____________(search)theInternet.4.They______________(discuss)aprobleminthemeetingroomatthistimeyesterday.5.______Amy______(visit)theScienceMuseumfrom9:00to11:00a.m.yesterday?wasdoingwerelistening

7、wassearchingwerediscussingWasvisiting6.I___________(sleep)whenitstartedtorain.7.I___________(sleep)whentheearthquakestarted.8.Outside,people____________(run)inalldirectionswhilepiecesofglassandbricks__________(fall)down.9.Ifeltnervousandmyheart__________(be

8、at)fast.10.Hourslater,asI_________(try)tofindwayout,Isuddenlyheardsomenoiseaboveme.wassleepingwassleepingwererunningwerefallingwasbeatingwastryingItwassnowingthismorning.DoyouknowwhatSandywasdoingearly