Unit5SectionAGrammarFocus4c課件人教版八年級英語下冊

人教新目標(biāo)GoForIt八年級英語下冊Unit5Whatwereyoudoingwhentherainstormcame？SectionAGrammarFocus-4c21能熟悉并正確運用本課時的重點單詞和短語能夠正確運用when和while引導(dǎo)的時間狀語從句3能掌握kid的用法預(yù)習(xí)檢測1._______Helenwaswalkingonthestreet,shemethermathteacherMr.Lee.

A.While B.Before C.After D.Until2.—Iwasdoingmyhomeworkat11:00o’clocklastnight.—Solate?Youare_______.

A.sleeping B.waiting C.kidding D.working3.Couldyouplease_______theTV?IwanttowatchCCTVnews.

A.open B.close C.turnon D.turndownACC4.YesterdayeveningIwasplayingthepiano_____thedoorbellrang.

A.when B.before C.while D.where5.—Lisa,Icalledyoujustnow.Wherewereyou?—Sorry,I____ashower.A.take B.amtaking C.wastaking D.tookCA新課導(dǎo)入Whatwereyoudoingwhentherainstormcame?Iwas

taking

a

shower.Iwas

sleeping.I

posted

a

notice(通知)

on

the

WeChat

group

at

9:00

pm

last

Saturday,

but

3students

didn’treply.Whatweretheydoingthen?LeadinPresentationRevisionPre-grammarAskandanswer.Whatweretheydoingat6:00p.m.yesterday?ShewaswatchingTVatthatmoment.Hewasdoinghishomeworkatthatmoment.Theywerehavingapicnicatthatmoment.Theywereplayingbasketballatthatmoment.Iwas

cooking.Whatwereyoudoingwhentherainstormcame?Iwas

reading.___________________ateightlastnight?Iwastakingashower.__________________atthetimeoftherainstorm?Shewasdoingherhomework.__________________whentherainstormcame?Hewasreadinginthelibrarywhentherainstormcame.WhatwasBendoingwhenitbegantorainheavily?Whenitbegantorain,Benwashelpinghismommakedinner.WhatwasJennydoingwhileLindawassleeping?WhileLindawassleeping,JennywashelpingMarywithherhomework.GrammarFocusWhatwereyoudoingWhatwasshedoing

Whatwashedoing過去進(jìn)行時Yang:Iwasdoingmyhomework

at9:00pmlastSaturday.Zhengwas

playingcomputergamesatthattime.Wenandhersisterwerestudying

whenIposted

a

notice.過去進(jìn)行時1、定義：表示過去_________或_________正在進(jìn)行的動作。2、結(jié)構(gòu)：___________________某個時刻某段時間be(was/were)+V-ing探究學(xué)習(xí)Languagepoints過去進(jìn)行時概念：過去進(jìn)行時表示在過去某一時刻或某一時間段內(nèi)正在進(jìn)行或發(fā)生的動作。結(jié)構(gòu)：過去進(jìn)行時由“was/were＋動詞的-ing形式”eg:Peterwasreadingabookinthelibrarywhentherainstormcame.當(dāng)暴風(fēng)雨來臨時，彼得正在圖書館讀書。知識梳理Languagepoints過去進(jìn)行時概念：過去進(jìn)行時表示在過去某一時刻或某一時間段內(nèi)正在進(jìn)行或發(fā)生的動作。結(jié)構(gòu)：過去進(jìn)行時由“was/were＋動詞的-ing形式”eg:Peterwasreadingabookinthelibrarywhentherainstormcame.當(dāng)暴風(fēng)雨來臨時，彼得正在圖書館讀書。過去進(jìn)行時V-ing變化規(guī)律：口訣情況構(gòu)成規(guī)則舉例play-playingwrite-writingrun-runninglie-lying直接加-ing去e加-ing雙寫尾字母加-ingie改為y,加-ing一般不發(fā)音e結(jié)尾重讀輔元輔結(jié)尾ie結(jié)尾直去雙改小試牛刀：read-__________help-__________shop-__________take-___________swim-__________clean-__________leave-__________die-____________readinghelpingshoppingtakingswimmingcleaningleavingdying探究學(xué)習(xí)WhatwasJennydoingwhileLindawassleeping?WhileLindawassleeping,JennywashelpingMarywithherhomework.標(biāo)志：過去進(jìn)行時的常用時間狀語：過去進(jìn)行時常用then(那時),lastnight(昨晚),atthattime(當(dāng)時),atthreeyesterday(昨天3點),thewholemorning(整個上午)，atthistimeyesterday(昨天這個時候)等作時間狀語。eg:Whatwereyoudoingat9:30yesterdayevening?

昨天晚上9:30你在干什么？Itwasrainingheavilyatthistimeyesterday.昨天的這個時候雨正下得很大。when/while用法區(qū)別1)*when:既指時間點，也可指一段時間while:只表示一段時間*when引導(dǎo)的時間狀語從句中的動詞可

以是瞬間性動詞，也可是延續(xù)性動詞

while從句中的動詞必須是延續(xù)性動詞1)Wewerehavingdinnerwhenthephonerang.2)IlivedinasmallvillagewhenIwasayoungboy.3)Whilemysisterwasdoingtheironing,Icookeddinner.[探究2when和while]1．相同點when和while都可以作從屬連詞。引導(dǎo)時間狀語從句。都有“當(dāng)……的時候”的意思。句式構(gòu)成肯定句主語+was/were+現(xiàn)在分詞…否定句主語+was/were+not+現(xiàn)在分詞…一般疑問句Was/Were+主語+現(xiàn)在分詞…?特殊疑問句特殊疑問詞+was/were（＋主語）+現(xiàn)在分詞…?各種句式：eg:Thestudentswerehavingmathclassatthreeyesterdayafternoon.昨天下午3點學(xué)生們正在上數(shù)學(xué)課。Wewerenotplayingbasketballatthattime.那個時候我們沒在打籃球。Washeplayingbasketballthistimeyesterday?昨天這個時候他正在打籃球嗎？Whatwashedoingatninelastnight?昨天晚上9點他正在做什么？2．不同點（1）引導(dǎo)的時間狀語從句從句中的謂語動詞whenwhile指時間段，也可以指時間點可以是延續(xù)性動詞，也可以是終止性動詞一般指一段時間表狀態(tài)的延續(xù)性動詞用法：1.過去進(jìn)行時常表示過去某一時刻或過去某一階段內(nèi)正在進(jìn)行的動作。eg:Iwastalkingwithmymotheratthistimeyesterday.昨天的這個時候我正和我媽媽聊天。Practice

Fillintheblankswiththeappropriateformofthegivenword.1.Sallytookaphotoofherfriendswhilethey_____________(play)computergames.2.Justaminute!Mybrother___________(wash)hiscarinthegarden.3.—CanPeterplaygameswithus,Mrs.Hawking?—Waitaminute.He_________(take)ashower.4.Myuncle__________(read)booksintheroomatthistimeyesterday.5.Iwasplayingcomputergameswhenmymothercameintomyroom.(同義句轉(zhuǎn)換)

.wereplayingwaswashingistalkingwasreadingWhile/WhenIwasplayingcomputergames,mymothercameintomyroom.PresentationSimplesentences:現(xiàn)在進(jìn)行時Sheisdrinkingwater.Heissinging.Theyaredancing.過去進(jìn)行時Shewasdrinkingwater.Hewassinging.Theyweredancing.

過去進(jìn)行時和When

連用

A

was/were+doing

sthWhen

B+did

sth.

長時動作短時動作過去進(jìn)行時可表示兩個動作同時進(jìn)行。eg:WhileIwasdoingmyhomework,mymotherwascooking.當(dāng)我寫作業(yè)時，我媽媽在做飯。Grammar

1.過去進(jìn)行時：was/were+V-ing2.when,while引導(dǎo)的時間狀語從句。Whatwereyoudoingateightlastnight?Iwastakingas