英语人教版八年级下册unit5sectionA.ppt

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1、学练优八年级英语下（RJ）教学课件SectionA(1a-2d)Unit5Whatwereyoudoingwhentherainstormcame?学习目标（learningaims）：1.学会一个单词和一个词组rainstormatthetimeof2.初步学习过去进行时的用法及基本结构was/were+doingWhathappenedlastnight?rainstorm1aWherewerethepeopleatthetimeoftherainstorm?Matchthestatementswiththepeopleinthepictur

2、e.1.__Iwasinthelibrary.2.__Iwasinmyhouse.3.__Iwasonthestreet.4.__Iwasatthebusstop.bdcaWhatweretheydoingwhentherainstormcame?Let’slisten.Payattentionto“was/were+doing”.探究点二ListeningListentotheTVreportandcirclethecorrectresponses.doingmyhomework/studyingb.playingbasketball/read

3、ingc.goingtowork/waitingforthebusd.walkinghome/shopping1bWhatwasyoursisterdoingatthetimeoftherainstorm?Lookatthepicturesandanswerthequestionsbyusing“was/were+doing”.探究点三SpeakingShewasreading(athome).He_____________________.Whatwasyourbrotherdoingatthetimeoftherainstorm?wasdoi

4、nghishomeworkTalkaboutwhatthepeoplein1aweredoingatthetimeoftherainstorm.A:Whatwasthegirldoingatthetimeoftherainstorm?B:Shewasathomedoingherhomework.1cA:Whatwastheboydoingatthetimeoftherainstorm?B:Hewasreadingatthelibraryafterschool.A:Whatwasthewomandoingatthetimeoftherainstor

5、m?B:Shewaswaitingforthebusafterwork.A:Whatwasthemandoingatthetimeoftherainstorm?B:Hewaswalkinghomefromthesupermarket.Nowyouarethereporter.Giveareportontheweather!探究点四RetellWhathappenedtotheboy?2aListenandnumberthepictures.123452aListenagain.Fillintheblanksinthesentences.Myala

6、rmdidn’tgooffsoI_______uplate.I____tothebusstopbutIstillmissedthebus.wokeran2bI____________forthebuswhenitbegantorainheavily.I_____sobusy_______fortheumbrellathatIdidn’tseeacarcoming.waswaitingwaslookingItookahotshowerand_____somewarmfood.ate区分when与while(1)“当……的时候”,如后面连接的动词为进

7、行时态,则用while多于用when。而when通常与瞬间性动词或延续性不强的动词连用。(2)如果while前后的动词都是进行时态,while可译为“与此同时”。Iwasreadingwhilemybrotherwasdrawing.Summary(3)当while前后的句子描述的情况相对或相反,while可译为“而”,while更强调并列的对比而非转折。e.g.Iamoutgoingwhilemysisterisquietandshy.总之,when表示做某种动作的时间或瞬间,由其引导的时间状语的时态如果是一般过去时,其主句通常要用过去进行时。

8、while表示略长的一段时间,由其引导的时间状语从句用过去进行时,而主句时态根据实际情况而定。Exercise一、用所给词的适当形式填空