Unit+5+Section+A+Grammar-4c 人教版英語八年級下冊

Unit5Whatwereyoudoingwhentherainstormcame?SectionAGF-4cWhatisshedoing

now?Sheisdoingherhomework.Whatwashedoing

atthattime?Hewasdoinghishomework.Whatishedoing

now?Heistakingashower.Whatwashedoing

ateightlastnight?Hewastakingashower.Look!Whatisshedoing?Sheislisteningtomusic.Whatwashedoing

whenthestormcame?Hewaslisteningtomusicwhenthestormcame.Whatwereyoudoingateightlastnight?Iwastakingashower.Whatwasshedoingatthetimeoftherainstorm?Shewasdoingherhomework.GrammarFocusWhatwashedoingwhentherainstormcame?Hewasreadinginthelibrarywhentherainstormcame.WhatwasBendoingwhenitbegantorainheavily?WhatwasBendoingwhenitbegantorainheavily?Whenitbegantorain,Benwashelpinghismommakedinner.WhatwasJennydoingwhileLindawassleeping?WhileLindawassleeping,JennywashelpingMarywithherhomework.過去進(jìn)行時（Pastcontinuoustense）表示過去在某一時刻或某一段時間內(nèi)正在進(jìn)行的動作或存在的狀態(tài)。定義結(jié)構(gòu)主語+be(was/were)+動詞的現(xiàn)在分詞Iwascookingat8:00p.m.yesterday.現(xiàn)在分詞的構(gòu)成1.一般動詞在詞尾加-ing，如go—going2.以不發(fā)音字母e結(jié)尾的動詞,先去掉e,再加-ingcome—coming

make—making

write—writing3.以重讀閉音節(jié)結(jié)尾的動詞，如果末尾以一個輔字母結(jié)尾，應(yīng)先雙寫這個字母，再加ing，x和w結(jié)尾的除外。get—getting

swim—swimming

show—showing4.以字母y結(jié)尾的單詞，直接加ing。如：

carrying

playingstudying5.以字母ie結(jié)尾的動詞，變ie為y，再加ing。

die→dying

lie→lying6.以元音字母加e結(jié)尾，或以e結(jié)尾，且e發(fā)音的動詞，

直接加-ing。

see—seeing

be—being過去進(jìn)行時的用法表示過去某一時刻正在進(jìn)行的動作：eg.Iwasdrawingatthattimeyesterday.表示過去某一時間段內(nèi)正在進(jìn)行的動作:eg.Iwasreading

lastnight.表示一個動作發(fā)生時，另一個動作正在進(jìn)行:eg.When

mymumcamehome,Iwassleeping.表示一個動作正在進(jìn)行,另一個動作突然發(fā)生:eg.WhenIwaswalking,itrained.表示兩個動作同時進(jìn)行.eg.WhileIwassweepingthefloor,shewascooking,時間狀語標(biāo)志：atthis（that）time+過去時間at+過去時間點(diǎn)thosedaysfrom...to...+過去時間when/while引導(dǎo)的時間狀語從句語法精練1.WhileAlanwaswritingaletter,thechildren_____outside.A.playB.wereplayingC.willplay2.Jack_____ashowerwhenhismotherranghimup.A.takesB.hastakenC.istakingD.wastaking3.—Isawthelightofyourroomwasstillonattwoo’clocklastnight.—Oh,I_____afootballmatchoftheRussiaWorldCup.A.watchedB.waswatchedC.amwatchingD.waswatching以when和while引導(dǎo)的時間狀語從句1.延續(xù)性動詞和非延續(xù)性動詞

延續(xù)性動詞指動作可以延續(xù)一段時間,而不是瞬間結(jié)束。

如:work、study、drink、eat等。

非延續(xù)性動詞指動作極為短暫，瞬間結(jié)束。

如:start、begin、hit、jump、knock等。2.在本單元中，出現(xiàn)了以when和while引導(dǎo)的時間狀語從句。when表示“當(dāng)……的時候”。從句中既可用延續(xù)性動詞，又可用非延續(xù)性動詞，這些動詞既可以表示動作，又可表示狀態(tài)。從句中動作既可和主句的動作同時發(fā)生，又可在主句的動作之前或之后發(fā)生。如：MarywashavingdinnerwhenIsawher.Theboywasstillsleepingwhenhismothergothomeyesterdaymorning.3.while表示“在……的時候”、“在……期間”。它強(qiáng)調(diào)主句的動作與從句的動作同時發(fā)生或主句的動作發(fā)生在從句的動作過程中。While從句中必須是表示動作或狀態(tài)的延續(xù)性動詞。如：TheweatherwasfinewhilewewereinBeijing.ShecalledwhileIwasout.當(dāng)我在打掃臥室時，我媽回來了。Mymothercameback________Iwascleaningmybedroom.當(dāng)他們到達(dá)時，正在下雨。Itwasraining________theyarrived.when演練終止性動詞延續(xù)性動詞while4aLookatthetableandwritesentenceswithbothwhileandwhen.JohnMarytakephotosbuyadrinkplaythepianoleavethehousecleanhisroomturnontheradioshoptakethecartothecarwashWhileJohnwastakingphotos,Maryboughtadrink.JohnwastakingphotoswhenMaryboughtadrink.1.WhileJohnwasplayingthepiano,Maryleftthehouse.

JohnwasplayingthepianowhenMaryleftthehouse.2.While

Johnwascleaninghisroom,Maryturnedontheradio.

JohnwascleaninghisroomwhenMaryturnedontheradio.3.While

Johnwasshopping,Marytookthecartothecarwash.

JohnwasshoppingwhenMarytookthecartothecarwash.4bFillintheblankswithwas,were,whenorwhile.At7:00a.m.,Iwokeup.______I_____makingmybreakfast,mybrother_____listeningtotheradio.______Iwaseating,theradionewstalkedaboutacaraccidentnearourhome.MybrotherandIwentoutrightawaytohavealook.______wegottotheplaceoftheaccident,thecar_____inbadshapefromhittingatree.Butluckily,thedriver_____fine.Theroads______icybecauseoftheheavysnowfromthenightbefore.WhilewaswasWhileWhenwaswaswereadj.覆蓋著冰的；冰冷的看一看4cWhatwereyoudoingatthesetimeslastSunday?Fillinthechart.Thenaskyourpartner.YouYourpartner9:00a.m.11:00a.m.4:00p.m.9:00p.m.Whatwereyoudoingatnineo’clocklastSundaymorning?Iwassleeping.Howaboutyou?Iwasdoingmyhomework.You’rekidding!kid在此句中作動詞，意為“開玩笑”。其現(xiàn)在分詞為kidding，過去式為kidded。Role-playaccordingtothechart.YouYourpartner9:00a.m.11:00a.m.4:00p.m.9:00p.m.dohomeworksleepcleanroomwatchTVsleepplaybasketballgofishingdohomeworkWhatwereyoudoingat______o’clocklastSunday______?Iwas________.Howaboutyou?Iwas________.You’rekidding!......1.What______(be)you______(do)whenhe

arrived?2.Jim_______________

(sleep)whenIcamein.3.They_______________(watch)TVat8:00yesterdayevening.4.Nowhe__________(read)and________

(write).were

doing

was

sleeping

were

watching

is

reading

writingI.用所給詞的正確形式填空。Exercises5.Mother_____________(wash)clotheswhenI_____(get)homefromschoolyesterday

afternoon.6.Look,mysister_____(be)thereinthebarbershop.Thebarber____________(cut)herhair.7.—When_______you________(see)theaccident?—I______(see)itfifteenminut