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8AUnit8,NaturalDisasters,,Doyouknowanyotherdisasters?Canyoutalkaboutthem?,,Anearthquakemaymakethousandsofhousesfalldown.,,Afloodcanwashmanyvillages、peopleandanimalsaway.,,Lightningmaystartbigfireinacity.,(catchfire著火),,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.,,過去進(jìn)行時(shí)的用法和結(jié)構(gòu),過去進(jìn)行時(shí)主要表示：?在過去某一時(shí)刻正在進(jìn)行的動(dòng)作（a）Theywereeatingbreakfastat7:00amyesterday.（b）Iwaswritingaletterthistimeyesterday.?在過去某一階段一直在進(jìn)行的動(dòng)作（a）From1983to1998,hewasteachingatYale.（b）Theywerebuildingabridgelastwinter.（c）HewaswatchingTVbetween8and10lastnight.,時(shí)間狀語(yǔ)thistimeyesterday,atthattime,atnineyesterdaymorning,thewholeafternoon,from6:00to8:00yesterdaymorning,鞏固練習(xí)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,,,連詞while/when/as與過去進(jìn)行時(shí)?當(dāng)兩個(gè)延續(xù)性動(dòng)詞(twolongactions)同時(shí)進(jìn)行時(shí)，我們可以在兩個(gè)句子中都用過去進(jìn)行時(shí)，并用while連接。1.Peoplewererunningwildlywhilepiecesofglassandbrickswerefallingdown.2.SuzywasmakingasnowmanwhileKittywasstandingbesideher.,,當(dāng)延續(xù)性動(dòng)作進(jìn)行的同時(shí)也有別的動(dòng)作發(fā)生,用when或while或as放在延續(xù)性動(dòng)作之前連接兩動(dòng)作,延續(xù)性動(dòng)作(longaction)用過去進(jìn)行時(shí)而短暫性動(dòng)作(shortaction)用一般過去時(shí).1.Theearthquakestartedwhile/when/asIwasdoingsomeshopping.2.IwastryingtofindmywayoutwhenIsuddenlyheardsomenoiseaboveme.,,鞏固練習(xí)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唐山地震錄音.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:Naturaldisasters,,Tipsforsafety:A:Whenaflood/earthquake/fire...happens,whatshouldwedo?B:Weshould…,,Writing:Awayfromdanger,,Homework,1.GooverthemainpointsofUnit8.2.Prepare8BUnit1.,,Thanks!,,