最新人教版八年级英语下册课件 Unit 5 Section A(Grammar focus 4c).ppt（纯ppt,不包含音视频素材）

1、Section A(Grammar focus-4c)1.To learn to use Past Progressive Tense 2.To be able to tell the differences between Present Progressive Tense and Past Progressive Tense,and the differences between Past Progressive Tense and Past Simple3.To review the usages of when/whileFill in the blanks with the corr

2、ect forms of the words in brackets.Carol broke her arm last week.It happened when she _(paint)her room.She fell off the ladder.was painting Review The train _(arrive at)the station and Paula _(get off).Two friends of hers,John and Jenny,_(wait)to meet her.arrived atgot offwere waiting Yesterday Sue

3、_(walk)along the road when she met Jim.He _(go)to the station to catch a train and he _(carry)a bag.They stopped to talk for a few minutes.was walking was going was carrying At 4 oclock she wasnt at home.She _.was playing tennis.past progressive tense:was/were+v-ingIt is 6 oclock now.She is watching

4、 television.经典例句经典例句1.Peter was drawing when I walked to him.2.The twins were listening to music while their father was watching TV last night.3.Mrs Green wasnt washing clothes at this time yesterday.4.Were you studying for the test at seven last night?No,I wasnt.1.What was the girl doing at the tim

5、e of the rainstorm?2.I was so busy looking for the umbrella that I didnt see a car coming.3.I was waiting for the bus when it began to rain heavily.4.What were you doing last night,Linda?Sentences from this unit:5.When you called,I was taking a shower.6.I was sleeping at that time.7.So while you wer

6、e sleeping,I called Jenny and she helped me.8.Bens dad was putting pieces of wood over the windows while his mom was making sure the flashlights and radio were working.9.Ben was helping his mom make dinner when the rain began to beat heavily against the windows.1.Peter _ when I walked to him.2.The t

7、wins _ music while their father _TV last night.3.Mrs Green _clothes at this time yesterday.4._ you _ for the test at seven last night?No,I wasnt.was drawingwere listening towas watchingwasnt washingWerestudyinggo Ready?5.What _ the girl _ at the time of the rainstorm?6.I _ so busy _ the umbrella tha

8、t I didnt see a car coming.7.I _ the bus when it began to rain heavily.8.What _ you _last night,Linda?9.When you called,I _ a shower.10.I _ at that time.was doingwas looking forwas waiting forwere doingwas takingwas sleeping11.So while you _,I called Jenny and she helped me.12.Bens dad _ pieces of w

9、ood over the windows while his mom _ sure the flashlights and radio were working.13.Ben _ his mom make dinner when the rain began to beat heavily against the windows.were sleepingwas puttingwas makingwas helping表示过去某一时刻或一段时间内正在进表示过去某一时刻或一段时间内正在进行的动作行的动作。常和表示。常和表示过去的时间状语过去的时间状语连连用，如：用，如：at this time

10、yesterday/at 9:00 last night/from 7:00 to 10:00 yesterday morning 等。等。1.过去进行时的定义过去进行时的定义&构成构成:构成构成:was/were+v-ing，was用于主语用于主语是第一人称及第三人称单数的句子中，是第一人称及第三人称单数的句子中，were用于主语是第二人称及其他复数人用于主语是第二人称及其他复数人称的句子中。称的句子中。肯定句肯定句:主语主语+was/were+V-ing+其他其他She was eating breakfast at 6 am yesterday.昨天早上昨天早上6点她正在吃早饭。点她正在

11、吃早饭。否定句否定句:主语主语+wasnt/werent+V-ing+其他其他We werent watching TV at that time.那时我们没在看电视。那时我们没在看电视。2.基本句型：基本句型：疑问句疑问句:Was/Were+主语主语+V-ing+其他其他?Yes,主语主语+was/were.No,主语主语+wasnt/werent.Were you playing basketball at that time?那时你们正在打篮球吗那时你们正在打篮球吗?Yes,we were./No,we werent.是的，我们在打篮球。是的，我们在打篮球。/不，我们不在打篮球。不，我们

12、不在打篮球。特殊疑问句：特殊疑问句：What was/were+主语主语+V-ing?What were you doing at 7:00 last night?昨晚昨晚7点你在做什么点你在做什么?Look at the picture and fill in the blanks.Sarah goes to work every day.She is always there from 8:30 a.m.until 4:30 p.m.It is 11 oclock now.Sarah _ a telephone call.At 11 oclock yesterday,she _ a tel

13、ephone call,too.is makingwas makingWhats the difference between them?3.现在进行时现在进行时和和过去进行时过去进行时的区别：的区别：过去进行时过去进行时现在进行时现在进行时意义结构例子表示表示过去某时或某段时过去某时或某段时间正在进行的动作间正在进行的动作表示表示说话时正在进行说话时正在进行的动作的动作was/were+doingam/is/are+doing1)My parents were watching TV at 8:30 yesterday evening.2)I wasnt doing my homework

14、at 10:00 last night.1)I am writing a letter now.2)Look!They are waiting for you.4.4.一般过去时一般过去时和和过去进行时过去进行时的区别：的区别：He read a book last night.昨天晚上他读了一本书。昨天晚上他读了一本书。(读完了读完了)He was reading a story book last night.昨天晚上他正在读故事书。昨天晚上他正在读故事书。(还没有读完还没有读完)一般过去时一般过去时过去进行时过去进行时相同点相同点不同点不同点表示表示过去的时间过去的时间里发生里发生的动作

15、，的动作，往往已经往往已经完成完成表示表示过去某一时过去某一时刻或时段刻或时段正在进正在进行的动作行的动作表示过去发生的动作表示过去发生的动作when/while用法区别用法区别1)*when:既指时间点，也可指一段时间既指时间点，也可指一段时间 while:只表示一段时间只表示一段时间 *when引导的时间状语从句中的动词可引导的时间状语从句中的动词可以是以是瞬间性动词瞬间性动词，也可是，也可是延续性动词延续性动词 while从句中的动词必须是从句中的动词必须是延续性动词延续性动词We were having dinner when the phone rang.I lived in a s

16、mall village when I was a young boy.While my sister was doing the ironing,I cooked dinner.2)由由when引导的时间状语引导的时间状语从句从句常用常用一般一般过去时过去时，主句主句可用可用过去进行时过去进行时强调强调从句从句和和主句主句的的动作同时发生动作同时发生，两句，两句都用都用过去进行时过去进行时，多用，多用while引导从句引导从句He was reading in the library when the rainstorm came.When it began to rain,Ben was

17、helping his mom make dinner.While Linda was sleeping,Jenny was helping Mary with her homework.Look at the table and write sentences with both while and when.4a4aWhile John was taking photos,Mary bought a drink./John was taking photos when Mary bought a drink.John Mary take photosbuy a drinkplay the

18、pianoleave the houseclean his room turn on the radioshoptake the car to the car washe.g.1.While John was playing the piano,Mary left the house./John was playing the piano when Mary left the house.2.While John was cleaning his room,Mary turned on the radio./John was cleaning his room when Mary turned

19、 on the radio.3.While John was shopping,Mary took the car to the car wash./John was shopping when Mary took the car to the car wash.Fill in the blanks with was,were,when or while.4b4bAt 7:00 a.m.,I woke up._ I _ making my breakfast,my brother _ listening to the radio._ I was eating,the radio news ta

20、lked about a car accident near our 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.While waswasWhile When waswaswere

21、Pair workWhat were you doing at these times last Sunday?Fill in the chart.Then ask your partner.(4c)youYour partner9:00 am11:30 am1:00 pm4:00 pm9:00 pmWhat were you doing at last Sunday?9:00 a.m.11:30 a.m.4:00 p.m.9:00 p.m.A:What were you doing at nine oclock last Sunday morning?B:I was sleeping.How

22、 about you?A:I was doing my homework.B:Youre kidding!v.欺骗欺骗;戏弄戏弄;开玩笑开玩笑Example:A:What were you doing at four oclock last Sunday afternoon?B:I was playing soccer.How about you?A:I was reading a book.B:Youre kidding!1.Sally took a photo of her friends while they _(play)computer games.2.Just a minute!M

23、y brother _(wash)his car in the garden.3.Can Peter play games with us,Mrs.Hawking?Wait a minute.He _(take)a shower.4.My uncle _(read)books in the room at this time yesterday.一、适当形式填空。一、适当形式填空。were playingis washingis takingwas reading5.Here comes the bus!Where is our principal?She cant go to the mus

24、eum with us.She _(show)some visitors around our school.6.What _ you _(do)when the captain came in?7.Alice,would you mind not playing the guitar?I _(talk)on the phone.Oh,sorry,mom.doingam talkingis showingwere二、翻译下列句子。二、翻译下列句子。1.早上十点钟左右，当我走在回家路上早上十点钟左右，当我走在回家路上 的时候，突然下起了大雨。的时候，突然下起了大雨。2.我吃早饭的时候，我妈在听收音机。我吃早饭的时候，我妈在听收音机。At around ten oclock in the morning,I was walking home when the rainstorm came.While I was eating my breakfast,my mother was listening to the radio.Preview the new words and expressions.Preview 1b-1d on Page 37.