江苏省永丰初级中学八年级英语下册 Unit 8 A green world复习课件 （新版）牛津版.ppt

8aunit8 naturaldisasters doyouknowanyotherdisasters canyoutalkaboutthem anearthquakemaymakethousandsofhousesfalldown afloodcanwashmanyvillages peopleandanimalsaway lightningmaystartbigfireinacity catchfire着火 fire drought thunderandlightning typhoon volcano flood snowstorm earthquake acarcrashedintoatree thedifference ataskaboutreading earthquake before shake loud fear directions nervous tried finally lucky answersomequestionsaboutthereading 1 whendidtheearthquaketakeplace 2 couldtimmyrunoutofthebuildingwhentherealnoisecame 3 whatdidtimmytellhimselftodowhenhewastrapped 4 howlongdidtimmystayinthebuilding 5 whatcanwelearnfromthepassage itwasabouttwoo clockintheearlymorning no hetoldhimself tocalmdown forhours whensomethingterriblehappens weshouldkeepcalm wemustbebrave wehadbetterbewise expressionsandimportantsentences answermorequestionsaboutthereading 1 whatwastimmydoingwhentheearthquaketakeplace 2 whatwerepeopledoingwhilepiecesofglassandbrickswerefallingdown 3 whathappenedastimmywastryingtofindhiswayout timmywassleepingwhentheearthquaketookplace peoplewererunninginalldirectionswhilepiecesofglassandbrickswerefallingdown astimmywastryingtofindhiswayout hesuddenlyheardsomenoiseabovehim 过去进行时的用法和结构 过去进行时主要表示 在过去某一时刻正在进行的动作 a theywereeatingbreakfastat7 00amyesterday b iwaswritingaletterthistimeyesterday 在过去某一阶段一直在进行的动作 a from1983to1998 hewasteachingatyale b theywerebuildingabridgelastwinter c hewaswatchingtvbetween8and10lastnight 时间状语thistimeyesterday atthattime atnineyesterdaymorning thewholeafternoon from6 00to8 00yesterdaymorning 巩固练习1 what yourbrother do atnineo clocklastnight 2 they listen tomusicatthattime 3 whenisawhim he search theinternet 4 they discuss aprobleminthemeetingroomatthistimeyesterday 5 amy visit thesciencemuseumfrom9 00a m to11 00a m yesterday was doing werelistening wassearching werediscussing was visiting 连词while when as与过去进行时 当两个延续性动词 twolongactions 同时进行时 我们可以在两个句子中都用过去进行时 并用while连接 1 peoplewererunningwildlywhilepiecesofglassandbrickswerefallingdown 2 suzywasmakingasnowmanwhilekittywasstandingbesideher 当延续性动作进行的同时也有别的动作发生 用when或while或as放在延续性动作之前连接两动作 延续性动作 longaction 用过去进行时而短暂性动作 shortaction 用一般过去时 1 theearthquakestartedwhile when asiwasdoingsomeshopping 2 iwastryingtofindmywayoutwhenisuddenlyheardsomenoiseaboveme 巩固练习1 mywalletdroppedontheground iwasrunning 2 iwasfallingasleep therewasaloudknockonthedoor 3 hewasreading anearthquakestarted 4 werethestudentslisteningtotheteachercarefully theteacherwasgivingalesson 5 wassheclearingupthedesk thebellrang while as when while when while as when while as when 1 whendidtheearthquakehappen 2 howmanypeopledied 3 howmanypeoplewerehurt 4 howmanypeoplebecamehomeless listening唐山地震录音 mp3 inearlymorningonjuly28th in1976 morethan250 000people about800 000people severalmillionpeople onjuly28 1976 anearthquakeh thesleepingcityoftangshan innorthchina theverys earthquakewasrareinchinaandkilledmorethan250 000people limeiwasoneofthev atthattime limeiandherparentsweresleeping suddenly thehousebegantoshake thenthewindowsbrokeandthehousefelld allherfamiliesweretrappedi thehouse everyonewasinfearandscreamedforh soon thepolicearrived andtheyf limei shewasok h shewasveryfrightened u thelegsofherparentswerebadlyhurt thepolicesentthemtotheh atonce theearthquakeintangshan it erious ictims own n elp ound owever nluckily ospital speaking nat