Unit5Whatwereyoudoingwhentherainstormcame？SectionAGrammarFocus-4c课件人教版八年级英语下册

Unit5Whatwereyoudoingwhentherainstormcame?SectionA(GrammarFocus~4c)新课导入Whatwasshedoingatthattime?FreetalkShewasdoingherhomework.ShewaswatchingTVatthattime.WhileI…Hewasdoing…WhileIwaswalkingtoschool,Hewaseating.Whatwashe/shedoingwhileyouwere...?At9:00amyesterdayWhileJohnwasriding,Marywasrunning.Whilethegirlwaseating,hermotherwascleaningtheroom.JohnMarythegirlhermotherWhatwashe/shedoingwhile...was...?新课导入Whatweretheydoingatthattime?Theywerereadingbooksinthelibrary.Theywereplayingbasketball.

LanguageGoal1.能记住并会运用下列单词及短语:icy,kid,havealook。2.能够用过去进行时谈论过去发生的事情。3.能够正确运用when和while引导的时间状语从句。Whatwereyoudoingateightlastnight?Iwastakingashower.Whatwasshedoingatthetimeoftherainstorm?Shewasdoingherhomework.Whatwashedoingwhentherainstormcame?Hewasreadinginthelibrarywhentherainstormcame.weredoingwastakingwasdoingwasdoingwasdoingwasreadingGrammarFocusWhatwasBendoingwhenitbegantorainheavily?Whenitbegantorain,Benwashelpinghismommakedinner.WhatwasJennydoingwhileLindawassleeping?WhileLindawassleeping,JennywashelpingMarywithherhomework.While疑问句：was/were+主语+doingWereyouplayingbasketballatfouryesterdayafternoon?

答语：Yes,主语+was/were.

或No,主语+wasn't/weren’t.特殊疑问句：疑问词+was/were+主语+doingWhatwereyoudoingatthetimeofrainstorm?1.V-ing的构成1)一般动词在词尾加-ing,读[iη],

如go–going。2)以不发音字母e结尾的动词,先去掉e,再加-ing。

come-coming

make-making

write-writingnewwordsWhatwereyouhavingalookat?Youarekidding.Iwashavingalookatanicytoyhavealook看一看

/ˈaɪsi/adj.覆盖着冰的；冰冷的

/kɪd/v.开玩笑；欺骗lookandsayWhatwereyoudoingateightlastnight?Iwastakingashower.过去进行时态概念：表示在过去某一时刻或某一段时间内正在进行的动作。时间标志：thistimeyesterday,at9:00yesterdaymorning或以when,while引导的时间状语从句。when/while用法区别1)*when:既指时间点，也可指一段时间while:只表示一段时间*when引导的时间状语从句中的动词可

以是瞬间性动词，也可是延续性动词

while从句中的动词必须是延续性动词1)Wewerehavingdinnerwhenthephonerang.2)IlivedinasmallvillagewhenIwasayoungboy.3)Whilemysisterwasdoingtheironing,Icookeddinner.构成：基本结构：主语+was/were+v.-ing+其他成分否定昨晚那个时间你正在做什么？—What_____you______atthattimelastnight?我正在洗澡。—I___________ashower.doingwerewastaking一般疑问句：将be提前形式：在be后面加notWhatwasJennydoingwhileLindawassleeping?WhileLindawassleeping,JennywashelpingMarywithherhomework.1)以字母ie结尾的动词,变ie为y,再加ing。

die→dying

lie→lying2)以元音字母加e结尾,或以e结尾,且e发音的动词,直接加-ing

。

see-seeing

be-beingPresentationFillintheblankswithwas,were,whenorwhile.At7:00a.m.,Iwokeup._____I____makingmybreakfast,mybrother_____listeningtotheradio._____Iwaseating,theradionewstalkedaboutacaraccidentnearourhome.MybrotherandIwentoutrightawaytohavealook._____wegottotheplaceoftheaccident,thecar____inbadshapefromhittingatree.Butluckily,thedriver____fine.Theroads_____icybecauseoftheheavysnowfromthenightbefore.WhilewasWhileWhenwaswaswerePracticePost-grammarLookandfill.4a[探究2when和while]1．相同点when和while都可以作从属连词。引导时间状语从句。都有“当……的时候”的意思。At7:00a.m.,Iwokeup.______I_____makingmybreakfast,mybrother_____listeningtotheradio.______Iwaseating,theradionewstalkedaboutacaraccidentnearourhome.MybrotherandIwentoutrightawaytohavealook.______wegottotheplaceoftheaccident,thecar_____inbadshapefromhittingatree.Butluckily,thedriver_____fine.Theroads______icybecauseoftheheavysnowfromthenightbefore.Fillintheblankswithwas,were,whenorwhile.WhilewaswasWhile/WhenWhenwaswaswereadj.覆盖着冰的；冰冷的看一看实战演练Whatwereyoudoingateightlastnight?Iwastakingashower.Whatwasshedoingatthetimeoftherainstorm?Shewasdoingherhomework.GrammarFocusWhatwashedoingwhentherainstormcame?Hewasreadinginthelibrarywhentherainstormcame.不同点（1）引导的时间状语从句从句中的谓语动词whenwhile指时间段，也可以指时间点可以是延续性动词，也可以是终止性动词一般指一段时间表状态的延续性动词PresentationWhatwereyoudoingatthesetimeslastSunday?Fillinthechart.Thenaskyourpartner.PracticePost-grammarLookandwrite.4cWhatwereyoudoingat…lastSunday?9:00a.m.11:30a.m.4:00p.m.9:00p.m.A:Whatwereyoudoingatnineo’clocklastSundaymorning?B:Iwassleeping.Howaboutyou?A:Iwasdoingmyhomework.B:You’rekidding!v.欺骗;戏弄;开玩笑Example:A:Whatwereyoudoingatfouro’clocklastSundayafternoon?B:Iwasplayingsoccer.Howaboutyou?A:Iwasreadingabook.B:You’rekidding!Summary

小结过去进行时（Pastcontinuoustense）表示在过去某个时刻或某段时间内正在进行的动作或存在的状态。定义：结构：_________________________________(was用于___________,were用于_________和_____)时间状语：___________________________________________________________________________________________________________________________be(was/were)+V-ing单数主语复数主语youat+具体时间点+过去时时间状语atthattime/atthistimewhen/while引导的时间状语从句thenWhatwasBendoingwhenitbegantorainheavily?Whenitbegantorain,Benwashelpinghismommakedinner.WhatwasJennydoingwhileLindawassleeping?WhileLindawassleeping,JennywashelpingMarywithherhomework.

过去进行时和When

连用

A

was/were+doing

sthWhen

B+did

sth.

长时动作短时动作Summary

小结When和while的三个句型。（延续与非延续性动动词）过去进行时+when+

一般过去时（主）（从）一般过去时+when/while+过去进行时

（主）（从）过去进行时+while+过去进行时（主）（从）

过去进行时和while

连用A

was/were+doing

sth

while

B+was/were+doing

sth长时动作长时动作不同点（2）when引导的时间状语从句中，从句的动作