英语人教版八年级下册Unit 5 Grammar focus -4c.ppt

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1、Unit5Whatwereyoudoingwhentherainstormcame?SectionAGrammarfocus-4cWhatwereyoudoingatthesetimeslastSunday?Fillinthechart.Thenaskyourpartner.YouYourpartner9:00a.m.sleepdomyhomework11:30a.m.dothedishessweepthefloor4:00p.m.hangoutwithfriendsplaybasketball9:00p.m.takeashowerwatchTV4cWhatwereyoudoin

2、gatnineo’clocklastSundaymorning?atfiveyesterdayafternoonWhatwashe/shedoing….?Whatweretheydoing…?atfiveyesterdayafternoonWashe/shedoing…..?Yes,he/shewas.Weretheydoing…..?No,theyweren’t.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。过去进行时2.结构肯定句：was/were+动词-ing否定句：wasnot+动词-ing

3、werenot+动词-ing一般疑问句：Was/Were+主语+动词–ing…?肯定回答:Yes,主语+was/were.否定回答:No,主语+wasn’t/weren’t.标志词1atthis/thattimeyesterday2at9:00lastnight3含有when或者while时间状语从句Whatwereyoudoingateightlastnight?Iwastakingashower.Whatwasshedoingatthetimeoftherainstorm?Shewasdoingherhomework.GrammarFocus请大声朗读并背诵第一和第二段,你能

4、体会出句子中的过去进行时吗？根据各题后括号内的要求完成下列各题，每空一词（含缩略形式）。1.Iwasrunningintheparkat7:00yesterdaymorning. (改为一般疑问句并作肯定回答)—________________________intheparkat7:00yesterdaymorning?—________,________________.YesIwasWereyourunning活学活用2.IwasflyingkiteswithmyfriendsatthistimelastSunday. (对划线部分提问)__________________

5、______________atthistimelastSunday?3.Theywereplayingbasketballfromthreetofouryesterday.  (改为否定句)They________________basketballfromthreetofouryesterday.weren’tplayingWhatwereyoudoingWhenI…Hewasdoing…WhenIcalledhimup,hewassleeping.Makeupthesentences.WhileI…Hewasdoing…WhileIwasreadingthenewspape

6、r,hewaswatchingTV.Whatwashedoingwhentherainstormcame?暴风雨来的时候他在干什么？Hewasreadinginthelibrarywhentherainstormcame.暴风雨来的时候他在图书馆看书。WhatwasJennydoingwhileLindawassleeping?琳达在睡觉的时候,珍妮在做什么？WhileLindawassleeping,JennywashelpingMarywithherhomework.琳达在睡觉的时候,珍妮在帮助玛丽做作业。谁能一口气读出这些句子呢？when和while都可表示“当……的时候”

7、，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。过去进行时中的when和while①IwaswalkingtoschoolwhenIsawacatinatree.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______________。过去进行wh