八下Unit 5.doc

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1、Unit5Whatwereyoudoing?SectionAGrammar-4a教学设计一、教学目标：1语言目标：能熟练地掌握Grammarfocus2技能目标：能够正确地运用while,when进行填空并造句3情感目标：通过学习本课，培养学生在家里良好的生活习惯。二、教学重点:掌握句子：1.Whatwereyoudoingateightlastnight?Iwastakingashower.2.Whatwasshedoingatthetimeoftherainstorm?Shewasdoingherhomework.3.Whatwashedoingwhentherainsto

2、rmcame?Hewasreadinginthelibrarywhentherainstormcame.三、教学难点：熟练掌握语法聚焦的句型。四、教学方法：Presentation,Practice五、教学用具：PPT课件六、教学过程：Step1RevisionLookatthepicturesandmakeupthesentences.Step2GrammarFocus1.Whatwereyoudoingateightlastnight?Iwastakingashower.2.Whatwasshedoingatthetimeoftherainstorm?Shewasdoing

3、herhomework.3.Whatwashedoingwhentherainstormcame?Hewasreadinginthelibrarywhentherainstormcame.4.WhatwasBendoingwhenitbegantorainheavily?Whenitbegantorain,Benwashelpinghismommakedinner.5.WhatwasJennydoingwhileLindawassleeping?WhileLindawassleeping,JennywashelpingMarywithherhomework.Step3过去进行时

4、1.基本概念：过去进行时表示在过去某一时刻或一段时间内正在进行的动作。这一特定的过去时间除有上下文暗示以外,一般用时间状语来表示。2.结构was/were(not)+动词-ing3.句式肯定式：I/He/She/Itwasworking.We/You/They/wereworking.否定式：I/He/She/Itwasnotworking.Step4过去进行时中的when和whilewhen和while都可表示“当……的时候”，引导时间状语从句。你知道两者在过去进行时中的用法有什么不同吗？请仔细观察下面的例句，然后补全空格中的内容。①Iwaswalkingtoschoolwh

5、enIsawacatinatree.②WhenSallyarrivedhome,hermotherwascleaningthehouse.主句的动作是持续性的，而从句动作是短暂性的，此时用_______引导时间状语从句，主句用_____________时态，从句用一般过去时态。③WhileIwassleepinginthebedroom,someoneknockedatthedoor.④Davidfellwhilehewasridinghisbike.主句的动作是短暂性的，从句的动作是持续性的，此时用_________引导从句，主句用____________时态，从句用过去进行

6、时态。⑤WhileAndywaswaitingforthebus,hewasreadinganewspaper.⑥HewascleaninghiscarwhileIwascooking.主句和从句的动作在过去的某时刻或某段时间同时发生，而且动作都是持续性的，此时用_________引导从句，而且主句和从句都用_____________时态。Step5Newteaching1.4aLookatthetableandwritethesentenceswithwhileandwhen.2.4b.Fillintheblankswithwas,were,whileandwhen.Then

7、checktheanswers.3.4c.Speaking.Whatwereyoudoingatthesetimesyesterday?Fillinthetable,andthenaskyourpartners.Step6Exercises1.昨天下午五点钟你哥哥在做什么？What________yourbrother________atfiveyesterdayafternoon?2.昨天我回到家时，我妈妈在洗衣服。Mymother_____________clothes________I