人教版英语八年级下册unit5sectionagf4c共32张课件.pptx

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1、Section A GF-4c,Unit 5 What were you doing when the rainstorm came,Section A Unit 5,教学目标,1.能正确理解并使用过去进行时进行表达。2.能正确使用连词when 和while。,教学目标1.能正确理解并使用过去进行时进行表达。,What were you doing when I came in?I was when you came in.,What were you doing when I cam,What was/were doing at.?,Peter,at 9:00 yesterday morni

2、ng,Ted and Sam,at 2:00 yesterday afternoon,talk on the phone,sleep late,the boys,play basketball,at 4:00 pm yesterday,at 11:00 last night,David,swim,Revision,What was/were doing at.?P,1.昨晚八点你正在做什么？What _ you _ at eight last night?2.我正在洗澡。_ _ a shower.3.在下暴风雨的时候她正在做什么？_ was she doing _ _ _ of the rai

3、nstorm?,Grammar Focus,was taking,were doing,根据课本内容，完成下列句子。,What at the time,1.昨晚八点你正在做什么？Grammar Focuswas,4.她正在做家庭作业。She _ _ her _.5.在暴风雨来临的时候他正在做什么？What _ he _ when the _ _?6.当暴风雨来临的时候她正在图书馆读书。She _ _ in the library when the rainstorm _.,was doing homework,was doing rainstorm,was reading,came,came,

4、4.她正在做家庭作业。was doing,7.当开始下大暴风雨的时候Ben正在做什么？What _ Ben _ _ it began to _ _?8.当开始下雨时，Ben正在帮他妈妈做晚饭。When it began to rain,Ben _ _ his mom _ _.,was doing when,rain heavily,was helping,make dinner,7.当开始下大暴风雨的时候Ben正在做什么？was,9.当Linda在睡觉的时候Jenny正在做什么？What _ Jenny _ _ Linda _ _?10.当Linda在睡觉的时候Jenny正在帮助Mary做家庭

5、作业。_ Linda was sleeping,Jenny _ _ Mary _ her _.,was doing while,was sleeping,was,with homework,While,helping,9.当Linda在睡觉的时候Jenny正在做什么？was,探索一：过去进行时的结构(陈述句）,He,was taking photos,when the rainstorm came,She,was playing the piano,at the time of the rainstorm,They,were cleaning the room,at 10:00am last

6、Sunday,基本结构：主语+was/were+v-ing+其它,Structure,探索一：过去进行时的结构(陈述句）He was takin,They,not,were,He,was,taking photos,when the rainstorm came,探索二：过去进行时的句型转换(否定句）,思考,否定句在_后面加not。,not,cleaning the room,at 10:00 last Sunday,was或were,was not=wasnt were not=werent,TheynotwereHewastaking photosw,探索三：过去进行时的句型转换(一般疑问

7、句）,They,were,cleaning the room,at 10:00am last Sunday,He,was,taking photos,when the rainstorm came,Were,?,they,Was,?,he,思考,一般疑问句把_调到主语前面,回答时，也要使用_.,was或were,was或were,Yes,they were.,/No,they werent.,Yes,he was.,No,he wasnt.,探索三：过去进行时的句型转换(一般疑问句）They w,1.take2.play3.clean4.shop5.sleep6.buy7.leave8.tur

8、n9.kid v.开玩笑10.hit,taking,playing,cleaning,shopping,sleeping,buying,leaving,turning,kidding,hitting,took,played,cleaned,shopped,slept,bought,left,turned,kidded,hit,预习热身,写出现在分词形式,写出过去分词形式,1.taketakingplayingcleaningsh,Look at the table and write sentences with both while and when.,延续性动词,非延续性动词,Look a

9、t the table and write se,1.While John was taking photos,Mary bought a drink.John was taking photos when Mary bought a drink.2._3._4._,1.While John was taking photo,when和while都可表示“当的时候”，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 while,when和while都可表示“当的时候”,I was walking to sc

10、hool when I saw a cat in a tree.When Sally arrived home,her mother was cleaning the house.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，从句用一般过去时态。,过去进行,when,I was walking to school when,While I was sleeping in the bedroom,someone knocked at the door.David fell while he was riding his bike.主句的动作是短暂性的

11、，从句的动作是持续性的，此时用 _ 引导从句，主句用 _ 时态，从句用过去进行时态。,一般过去,while,While I was sleeping in the,1)when可指时间点,又可指时间段,从句中 可用延续性动词,也可用非延续性动词。2)while总是指一个时间段,从句中必须用延 续性动词。,Summary:,1)when可指时间点,又可指时间段,从句中Summ,1.Tom was eating supper,it began to rain outside.,2.What were you doing,Mr.Zhou came in?,3.Peter was sleeping,a

12、 thief broke into his house.,4.She left her hometown she was five.,Fill in the blanks with“while”and“when”.,While,when,While,when,注意：当when 和while 引导的时间状语 从句放在句首，要用逗号隔开。,1.Tom was eating,有时候when 和while 可以进行转换,eg:While John was taking photos,Mary bought a drink.,=,John was taking photos when Mary boug

13、ht a drink.,While the boy was singing in the classroom,the teacher came in.,=,The boy was singing in the classroom when the teacher came in,（用when 来进行转换）,有时候when 和while 可以进行转换eg:While,1.While John was taking photos,Mary bought a drink.John was taking photos when Mary bought a drink.While John was pl

14、aying the piano,Mary left the house.John was playing the piano when Mary left the house.,=,=,2.,1.While John was taking photo,While John was cleaning his room,Mary turned on the radio.John was cleaning his room when Mary turned on the radio.While John was shopping,Mary took the car to the car wash.J

15、ohn was shopping when Mary took the car to the car wash.,3.,4.,=,=,While John was cleaning his ro,Fill in the blanks with was,were,when or while.,At 7:00 a.m.,I woke up._I _making my breakfast,my brother_ listening to the radio._I was eating,the radio news talked about a car accident near our home.M

16、y brother and I went out right away to have alook._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.,短文填空,Fill in the blanks with At 7:0,根据题后要求完成下列句子，每空一词。My mother washed clothe

17、s yesterday afternoon.(用at five yesterday afternoon改为过去进行时)My mother _ _ clothes at five yesterday afternoon.,was washing,was washing,2.We were speaking English at that time.(改为否定句)We _ _ _English at that time.3.Mr Smith was mending his bike when they rang him up.(改为一般疑问句)_ Mr Smith _ his bike when

18、they rang him up?,were not speaking,Was,mending,2.We were speaking English at,4.She was doing her homework at three yesterday afternoon.(对划线部分提问)_ _ she _ at three yesterday afternoon?5.I was playing computer games when my mother came into my room.(同义句转换)_ I was playing computer games,my mother came

19、 into my room.,What was doing,While,4.She was doing her homework,I.根据汉语意思完成下列英语句子，每空一词。1.昨天下午五点钟你哥哥在做什么？What _ your brother _ at five yesterday afternoon?2.昨天我回到家时，我妈妈在洗衣服。My mother _ _ clothes _ I _ home yesterday.,was washing,was doing,when got,I.根据汉语意思完成下列英语句子，每空一词。was,3.你做作业时，你妹妹在干什么？What _ your

20、 sister _ _ you _ _ your homework?,while were doing,was doing,3.你做作业时，你妹妹在干什么？while,1._ Jennifer was reading a magazine,her sister was listening to the pop music.A.WhileB.When C.What time2.I was trying to draw a cat on the board _ the teacher came in.A.whileB.when C.what time3.My best friend visited

21、 my house while I _ dinner in the kitchen.A.cooked B.cooking C.was cooking,A,B,C,1._ Jennifer was readin,4.Dick gave me a notewhileI _ in the library.I guess he made it to say“sorry”to you.A.am reading B.was reading C.reads D.will read,B,4.Dick gave me a notewhile,After class,please make some dialogues with the phrases and sentences in 4c.,After class,please make some,Thank You!,Thank You!,