八年级英语上册《unit 8 natural disasters grammar》教案 （新版）牛津版 (2)

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1、《Unit8NaturaldisastersGrammar》GrammarTeachingaimsanddemands:Newwords:project,discuss,guidebook,terrible,break,breakdown,snowball,hitTeachingmethods:task-basedapproachTeachingtask:1Furtherstudythepastcontinuoustense.2Learn“while”and“when”inthepastcontinuoustense.Teachingaids

2、:taperecorderTeachingprocedures:Task1Askandanswer.Askandanswer(Model):A:Whatwashe/shedoing?B:Washe/she…?A:No,he/shewasn’t.He/shewas……A:Whatweretheydoing?B:Werethey…?A:Theywere……A:Whatweretheydoing?B:Weretheyswimming?A:Yes,theywere.A:Whatwashedoing?B:WashewatchingTV?A:Yeshew

3、as.A:Whatwasshedoing?B:Wassheplayingbasketball?A:Noshewasn’t.Shewasplayingvolleyball.Task2Oralpractice.Task3Presentation.Grammar:UsingthepastcontinuousTense运用过去进行时态语法简介：过去进行时态（一）构成was(were)+动词-ing构成。(二)形式过去进行时的肯定式:Iwasworking.Youwereworking.He/She/Itwasworking.We/You/Theywe

4、reworking.现在进行时的否定式:Iwasnotworking.Youwerenotworking.He/She/Itwasnotworking.We/You/Theywerenotworking（三）用法：过去进行时表示过去正在发生或进行着的动作例如：Youwerelisteningtome.TheywerelearningEnglish.Whatwereyoudoing?HewaswatchingTV.过去进行时的用法：表示在过去某一时刻或某一时间正在进行的动作。这一特点的过去时，除了有上下文暗示以外，一般用时间状语来表示。--Wh

5、enwereyoudoingthistimeyesterday?--Wewereworkinginclass.Hewasmendinghisbikeatteno’clockyesterday.Iwasdrawingahorsewhentheteachercamein.Whileshewastryingtopassatruckbeforeher,shesawanothercarcoming.如：Marywrotealettertoherfriendlastnight.Mary昨晚给她的朋友写了封信。（信写完了。）Marywaswritingal

6、ettertoherfriendlastnight.Mary昨晚一直在给她的朋友写信。（信不一定写完。）Task4PracticeLook!Somechildren____________(chat).Sorry,I________(help)thebabytietheshoelaceatpresent.Somechildren___________(chat)thistimeyesterday.Sorry,I________(help)thebabytietheshoelaceatthattime.I_______(wash)myfacea

7、t6thismorning.She_____still______(lie)inbedthistimeyesterday.7_____you_____(watch)TVfromseventonineyesterdayevening.8He______(drink)teathewholemorning.9--Wheredidyougojustnow?--Totheteachers’office.--Whatwereyoudoingthere?--I_______(solve)amathproblemwithmyteacher.Ittookusa

8、longtimetoworkitout.Task5PresentationA)当两个延续（思考．举例）的动作同时发生，两个句子都可用过去进行时来表示，用while连