牛津英语新教材8上 unit8 grammar课件.ppt

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1、Unit8NaturaldisastersGrammarbreakbreakdownbecauseofvi.损坏；打破出故障；坏掉由于；因为WordsandexpressionreviewPastcontinuoustenseIwassleepingwhenitstartedtorain.2.Iwassleepingwhentheearthquakestarted.Lookatthefollowingsentencescarefully.Payattentiontothecoloredparts.3.Outside,peoplewererunninginalldirec

2、tionswhilepiecesofglassandbrickswerefallingdown.4.Ifeltnervousandmyheartwasbeatingfast.5.Hourslater,asIwastryingtofindwayout,Isuddenlyheardsomenoiseaboveme.1.I___________whenitstartedtorain.2.I___________whentheearthquakestarted.3.Outside,people____________inalldirectionswhilepiecesofgla

3、ssandbricks______________down.4.Ifeltnervousandmyheart_______________fast.5.Hourslater,asI____________tofindwayout,Isuddenlyheardsomenoiseaboveme.wassleepingwassleepingwererunningwerefallingwasbeatingwastryingWhatwereyoudoingat7o’clocklastnight?Iwasdoingsomehousework.Iwashavingdinner.Exe

4、rciseWhatwereyoudoingbetween7o’clockand9o’clockyesterday?Iwasdoingmyhomework.IwaswatchingTV.Whatwasyourfatherdoingwhenyoucamebackhomeyesterday?Hewascooking.Whatwasyourbrotherdoingwhenyousawhimhalfanhourago?Hewasplayingcomputergames.Whatweretheydoingatthattimelastweek?Theywereshopping.How

5、aboutthem?Theywerehavingapicnic.过去进行时主要表示：￭在过去某一时刻正在进行的动作Theywereeatingbreakfastat7:00amyesterday.(b)Iwaswritingaletteratthistimeyesterday.(c)Fiveminutesago,DannywaslookingoutofthewindowandSuzywasreadingabook.Pastcontinuoustense￭在过去某段时间一直在进行的动作(a)From1983to1998,hewasteachingatYale.(b)The

6、ywerebuildingadamlastwinter.Pastcontinuoustense2.过去进行时的句式(1)基本结构：was/were+verb-ing(2)否定式：was/werenot+verb-ingwasnot=wasn’twerenot=weren’tIwasdoingsomeshopping.Peoplewererunningwildly.Iwasnotreading.Peoplewerenotrunningwildly.(3)疑问句：将was/were调到主语前结构为:Was/Were+主语+verb-ing?回答：Yes,主语+was/wer

7、e.No,主语+wasnot/wasn’t.werenot/weren’t.Washerunning?Yes,hewas./No,hewasn’t.Weretheyrunning?Yes,theywere./No,theyweren’t.Whatwasthegirldoingjustnow?Shewasrunningjustnow.Whatwastheboydoingjustnow?Hewasjumpingjustnow.Whatwasthebeardoingjustnow?Itwasskiingjustnow.Itwassnowingt