新譯林版八年級上冊英語 Unit 8 課時4 Grammar教學課件

1、Unit 8 Natural disastersGrammar 新課講解SitationsTomplayfootball.isingLucy isreada book.ingWhat is Tom doing?What is Lucy doing?新課講解SitationsPresent continuous tensebe (am/is/are) + verb-ing現(xiàn)在進行時新課講解SitationsTomplayfootball.wasingLucy wasreada book.ingWhat was Tom doing at that moment?What was Lucy doin

2、g at 2:30 p.m. yesterday?新課講解SitationsThey watchingTV from 6 to 8.wereThe twinsthinkwereing.What were they doing from 6 to 8 last night?What were the twins doing at this time yesterday?新課講解SitationsWhat were they doing?新課講解SitationsThey were doing morning exercises at 9:05 yesterday morning.新課講解Sita

3、tionsThey were playing basketball at this time last Sunday.新課講解SitationsShe was drinking milkat this time yesterday.新課講解Sitations at that time. She was playing computer games新課講解Sitations from 10 to 11 yesterday morning.He was reading newspaper新課講解SitationsThey were doing morning exercises at 9:05 y

4、esterday morning. They were playing basketball at this time last Sunday.She was drinking milk at this time yesterday.Can you work out the rule?She was reading newspaper from 10 to 11 yesterday morning.I was playing computer games at that time.新課講解Sitations 結構： be (was/were) + verb-ingWe use the past

5、 continuous tense to talk about things that were happening at a particular time in the past. 新課講解Sitations 過去進行時主要表示在過去某一時刻正在進行的動作。e.g. a) They were eating breakfast at 7:00 am yesterday. b) I was writing a letter at this time yesterday. c) Five minutes ago, Danny was looking out of the window and S

6、uzy was reading a book.2. 在過去某段時間一直在進行的動作e.g. a) From 1983 to 1998, he was teaching at Yale. b) They were building a dam last winter.新課講解SitationsIwas (not) sleepingat 10 p.m. last night.You / We/ Theywere (not)He / She /Itwas (not)常與表示過去的時間狀語連用，如：last night, last Saturday等；或者與when, while, as引導的過去時間

7、狀語連用。新課講解SitationsWas I sleepingat 10 p.m. last night?Were you / we / theyWas he / she / it新課講解Sitations Yes,Iwas.you / we/ theywere.he / she/ itwas. No,Iwasnt.you / we/ theywerent.he / she/ itwasnt.新課講解SitationsMake sentences.1. at 9 oclock last Sunday2. at this time yesterday3. from 7a.m. to 6 p.m

8、. last Monday4. at that time5. from 9 to 10 last nightwatch TVread bookspractise swimmingwatch the parademake cakes新課講解Sitations過去進行時的句式1) 基本結構：was/were + V-ing2) 肯定句: 主語 + was/ were + V-ing3) 否定句：was/were not + V-ing was not = wasnt were not = werent4) 疑問句：將 was/were 移到主語前5) 特殊疑問句：疑問詞 + was/were +主

9、語 + V-ing ?新課講解SitationsWas she talking at that time?No, she was not talking at that time.新課講解SitationsNo, they were not teaching English.Were they teaching English?新課講解SitationsA snowstorm hit Sunshine TownA snowstorm hit Sunshine Town. Mr. Wu is asking the students about it. Complete their convers

10、ation with the correct forms of the verbs in brackets. Mr. Wu: What a terrible snowstorm! It started at about seven this morning . I _ (read) the newspaper then. What _ you _ (do), Simon?Simon: I _ (have) breakfast.was reading were doingwas having新課講解SitationsMr. Wu: What about you, Millie?Millie: I

11、 _ (walk) to the bus stop. Sandy, I saw you and your parents standing on the side of the road. _ you _ (wait) for a taxi?Sandy: Yes. My dads car broke down because of the cold weather. He _ (ring) someone to come and help when you saw me. was walkingWere waitingwas ringing新課講解SitationsLook at the pi

12、ctures and answer the questions. What was the rabbit doing just now?What was the pig doing just now?He was jumping just now.He was dancing just now.The rabbit was jumping while the pig was dancing.新課講解SitationsThe worm was eating while the dog was reading.Two long actions went on at the same time.We

13、 were clapping our hands while the teachers were walking across the park.新課講解SitationsThe rabbit was jumping while the pig was dancing. The worm was eating while the dog was reading.While the pig was dancing, the rabbit was jumping.While the dog was reading, the worm was eating.新課講解Sitationswhile, w

14、hen and as 都表示“當?shù)臅r候”。e.g. I was sleeping when the earthquake started. People were running in all directions while pieces of glass and bricks were falling down. As I was trying to find my way out, I suddenly heard some noise above me. Using while, when and as.新課講解Sitations當連接同時發(fā)生的兩個延續(xù)性長動作時，常用while 引導

15、。e.g. While I was watching TV, he was listening to music. Millie was reading a book while Eddie was sleeping.2. 如果短暫性的動作是主句時，我們可以用when, while 或 as 引導。e.g. When/while/as Millie was watching TV, Andy came into the room.新課講解Sitations3. 如果延續(xù)性的動作是主句時，我們經(jīng)常用when 來連接。e.g. Millie was watching TV when Andy ca

16、me into the room.4. 如果兩個短暫性的動作同時發(fā)生，我 們通常用as 連接。e.g. As Millie sat down on the sofa, Andy came into the room.注：當一個短暫性動作發(fā)生的同時伴隨著一個延續(xù)性的動 作，這時我們通常用過去進行時來表示延續(xù)性的動作， 用一般過去時來表示短暫性的動作。新課講解SitationsPlaying in the snowSome Class 1, Grade 8 students went to play in the snow. Complete the sentences with the corr

17、ect forms of the verbs in blanks. Use when, while and as to connect the sentences._ Simon _ (arrive), Amy _ (get) some snow from the ground. 2. _ Suzy and Kitty _(build) a snowman, Millie _ (take) photos.WhenarrivedWhen/While/Aswere buildingwas takingwas getting新課講解Sitations3. Daniel _ (fall) over _

18、 he _ (make) a big snowball.fellwhile/as/whenwas making4. Peter _ (hide) behind a tree _ a snowball _ (hit) him.5. _ Millie and her classmates _ (play) in the snow, Andy _ (run) towards them.were playingWhen/While/Asranwas hidingwhenhit當堂小練1. I _ my homework when Mike _ last night. 昨天晚上邁克來的時候我正在寫我的家庭作業(yè)。2. While Ann _ TV, her father _