英语人教版八年级下册unit5 Grammar Focus.ppt

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1、人教版八年级英语下册学习目标学习目标过去进行时的概念过去进行时的概念结构结构时间状语时间状语以及练习以及练习when和和while引导的时间状语从句引导的时间状语从句学习重难点学习重难点持续性动词和非持续性动词持续性动词和非持续性动词（过去进行时态（过去进行时态What疑问句及答语）疑问句及答语）8:00Whatwasshedoingateightyesterdaymorning?Shewaswriting12:00-12:30Whatweretheydoingfrom12to12:30yesterdaymorning?Theywereeating13:00Whatweretheydoinga

2、t1:00pmyesterdayafternoon?Theywereworkingat1:00pmyesterdayafternoon20:00Whatwashedoingateightlastnight?Hewasspeaking.Can you?Past Progressive Tense 过去进行时时间状语构成否定句疑问句1.I_(have)mybreakfastathalfpastsixyesterdaymorning.2.Mary_(go)overherlessonsfromsixtosevenlastnight.3.What_you_(do)atthattime?4._they_(

3、have)ameetingat4:00yesterdayafternoon?5.Whenheknockedatthedoor,myaunt_(cook)6.Whilemother_(watch)TV,Tomcamein.Fillintheblanksand findtheimportantwords.washavingwasgoingweredoingwerehavingwascookingwaswatching（when和和while引导的时间状语从引导的时间状语从句）句）While Tian was reading,she came in.Tian was readingwhen she

4、came inInourclassfrom12:00to1:00pmWhat was Tian doing at 12:00 there?He was reading.While Tian was reading,she came in.At 12:00 they were in the classroomWhat did she do there?She came inTian was reading when she came inHe was sweeping the floorWhat was Cui Guo doing at 12:30 there?At 12:30 in the c

5、lassroomShe opened windowWhat did Qin Hongxia do?At 12:30 in the classroomWhile _ _ _,Qin opened the window.He was sweeping when_.she opened the windowhe was sweeping the floorAt 12:30 in the classroomWhat was he doing at 1:00 p.m.there?She was reading.At 1:00 pm.Hewassleepingat1:00pmWhat did hedo a

6、t that time?Heturned off the light.At 1:00 pm.She was reading.While _._when_.he was sleeping,Li turned off the lightLiturnedoffthelight.He was sleepingAt 1:00 pm.At 1:00 pm in the teachers officeWhileteacherwasdrinking,studentswerestudyingTeacherwasdrinkingwhenstudentswerestudying归类归类（那些是持续性动词（那些是持续

7、性动词那些是非持续性动词）那些是非持续性动词）arriveworkleaverunbeginsleepcomejumpgiveeatreadworkbuymeetstartwait怎样互换？（合作探究）怎样互换？（合作探究）when引导的时间状语从句中的动词可以是持续性动引导的时间状语从句中的动词可以是持续性动词，也可以是非持续性动词，词，也可以是非持续性动词，而而while从句中的动从句中的动词必须是持续性动词。词必须是持续性动词。When and whileWhileweweretalking,theteachercamein.Weweretalkingwhentheteachercame

8、inWhiletheyweretalking,thebellrang.TheyweretalkingwhenthebellrangIwasreadingabookwhenshecameintomyroom.WhlieIwasreadingabook,shecameinto.Iwasdoingmyhomeworkwhenmymothercamebackhomeyesterdayevening.WhileIwasdoingmyhomework,mymothercamebackhomeyesterdayevening.The car was in bad shape from hitting a t

9、ree.in a bad shape（形状）（形状）from hitting a tree 撞树导致严重变形撞树导致严重变形The road was covered with snow.It was too icy.Fillintheblankswithwas,were,whenorwhile.4bAt 7:00 a.m.,I woke up._ I _ makingmy breakfast,my brother _ listening to the radio._ I was eating,the radio news talked about a car accident near our

10、 home.My brother and I went out right away to have a look._ we got to the place of the accident,the car _ in bad shape from hitting a tree.But luckily the driver _ fine.The roads _ icy because of the heavy snow from the night before.Whilewas wasWhile When waswaswereTheteacher(师师)makesuponeexercisean

11、dthestudent(徒徒)answersthequestionusingwhenandwhile.1.What _(be)you _ (do)when he arrived?2.Jim_ (sleep)when I came in.3.They _ (watch)TV at 8:00 yesterday evening.4.Now he _(read)and _.were doing was sleeping were watching is reading writingA.Fill in the blanks with the given words.B.Translate these

12、 sentences into English.1.上课铃响时，你在干什么？What _ you _when the class bell rang?2.当我妈妈进来时我正在看书。I _when my mother came in.3.昨天晚上十点钟她正在做饭。She _ at ten oclock _.weredoingwas readingwas cookinglast night/yesterday evening4.当天开始下雨时,孩子们正在玩游戏。The children _ games when it _ to rain.5.当我进来时，那只猫逃跑了。The cat _ when I _.were playing beganran awaycame in Finish 4a by yourselves .