1、 基本概念：過去進行時表示在過去某一時刻或某一段時間內進行或發(fā)生的動作。 過去進行時講解課件結構 結 構肯定句主語+be（was, were)+現(xiàn)在分詞+其他。如：My son was learning English in US last year.否定句主語+be (was, were) not+現(xiàn)在分詞+其他。如：It was not raining then.疑問句一般疑問句：Be (Was, Were)+主語+現(xiàn)在分詞+其他？特殊疑問句：1.疑問詞+be(was , were)+現(xiàn)在分詞+其他？（疑問詞做主語）2.疑問詞+be(was , were)+主語+現(xiàn)在分詞+其他？過去進行時

2、講解課件 現(xiàn)在分詞的構成1) 一般動詞在詞尾加- ing, 讀i,如go - going。2) 以不發(fā)音字母e結尾的動詞,先去掉e,再加-e - coming make-making write - writing過去進行時講解課件3) 以重讀閉音節(jié)結尾的動詞,如果末尾以一個輔音字母結尾,應先雙寫這個字母,再加ing, x和w結尾的除外。如: get - getting swim - swimming show - showing過去進行時講解課件4) 以字母y結尾的單詞,直接加ing。如carrying、playing、studying。5) 以字母ie結尾的動詞,變ie為y,

3、再加ing。diedying lielying過去進行時講解課件用法1. 過去進行時的基本用法主要表示過去某一時間正在進行的動作。 如： He fell asleep when he was reading. 他看書時睡著了。 過去進行時講解課件2. 過去進行時表示現(xiàn)在主要是為了使語氣委婉、客氣。 如： I was wondering if you could give me a lift. 我不知你能否讓我搭一下車 【注】一般過去時也有類似用法，但比較而言，用過去進行時顯得更客氣，更不肯定。能否讓我搭一下車。過去進行時講解課件 3. 過去進行時表示感情色彩與現(xiàn)在進行時相似，過去進行時也可表示

4、滿意、稱贊、驚訝、厭惡等感情色彩，也通常與 always, forever, continually等副詞連用。 如： They were always quarrelling. 他們老是吵架。 過去進行時講解課件 4. 動詞be的過去進行時也可表示過去一時的表現(xiàn)或暫時的狀態(tài)。 比較： He was friendly. 他很友好。 (指過去長期如此) He was being friendly. 他當時顯得很友好。(指當時一時的表現(xiàn))過去進行時講解課件一般過去時與過去進行時的區(qū)別 1、一般過時往往表示某一動作已經完成，而過去進行時卻表示動作在持續(xù)或未完成。 比較： She wrote a le

5、tter to her friend last night. 她昨晚給朋友寫了封信。 (信寫完了) She was writing a letter to her friend last night. 她昨晚一直在給朋友寫信。 (信不一定寫完) 過去進行時講解課件 2、一般過去時表示只做一次動作，而過去進行時卻表示動作反復地進行。 如： She waved to me. 她朝我揮了揮手。 She was waving to me. 她一直朝我揮手。 過去進行時講解課件 3、句中有a moment ago，this morning, the whole morning, all day yest

6、erday, from nine to ten last evening, when, while , at that time, just now之類的短語一般用一般過去時。過去進行時可以用來代替一般過去時，表示更為偶然而非預定的動作I was talking to Tom the other day 那天我跟湯姆聊天來著。 過去進行時講解課件典型的例子 1) Mary _ a dress when she cut her finger. A. made B. is making C. was making D. makes 答案C. 割傷手指是已發(fā)生的事情，應用過去時。同 時，when表時

7、間的同時性，瑪麗在做衣服時提供事情發(fā)生的背景，因此用過去進行時。 過去進行時講解課件 2) As she _ the newspaper, Granny _ asleep. read； was falling B. was reading； fell C. was reading； was falling D. read；fell 答案B.句中的as = when, while，意為當之時。描述一件事發(fā)生的背景時，用過去進行；一個長動作發(fā)生的時候，另一個短動作發(fā)生。句意為 在她看報紙時，奶奶睡著了。句中的 fell (fall的過去時)，是系動詞，后跟形容詞，如：fall sick。過去進行時

8、講解課件以when, while及as引導的時間狀語從句 延續(xù)性動詞：指動作可以延續(xù)一段時間，而不是瞬間結束。 如：work、study、drink、eat等。非延續(xù)性動詞：指動作極為短暫，瞬間結束如：start、begin、jump、knock等。 過去進行時講解課件1. 當從句中的謂語動詞是持續(xù)性的動作時, 用while, when或as 引導。Eg：I was drawing the picture when my friend came.Jone was talking with his classmates when teacher called him.過去進行時講解課件當從句中的

9、謂語動詞表示瞬間動作時,不可用while。 Eg : He was on the point of leaving when someone knocked at the door. 如果談論兩個長動作,最常用的是while。 Eg:While John was sitting biting his nails,I was working out a plan to get us home.過去進行時講解課件如果表示兩個短動作或事件同時發(fā)生,常用as或just as,也可用when。 Just as he caught the ball, there was a tearing sound 當

10、他抓住球的時候,有一種撕裂的聲音。過去進行時講解課件6. Tom burnt his hand when he _ the dinner. A. cooked B. was cooking C. has been cooking D. had cooked 過去進行時講解課件注意:在上述所列的動詞中,個別的也能用進行時態(tài),但其詞義發(fā)生了轉變. I hear the girl singing. We are hearing a talk on the history of America. I have a computer. I am having lunch.過去進行時講解課件過去進行時與一

11、般過去時的區(qū)別 過去進行時表示的動作在過去某個時間正在進行,可能完成,也可能沒完成。一般過去時表示動作或狀態(tài)已經結束。Mary _ a letter last night.瑪麗昨晚整晚都在寫信。Mary _ a letter last night.瑪麗昨晚寫了封信。was writingwrote過去進行時講解課件Exercises 1.He _ (not work) at that time.2.When the teacher _ (come) in, they _ (talk) loudly.3.What _ you _ (read) last night?wasnt workingca

12、mewere talkingwere readingdid read過去進行時講解課件4.His mother _ (return) while he _ (do) his homework.5.My father _ (watch) TV while my mother _ (cook).returnedwas doingwas watchingwas cooking過去進行時講解課件用動詞的適當形式填空(一般現(xiàn)在時、過去時、將來時、現(xiàn)在進行時、過去進行時）1. She _ (do) her homework this time yesterday.2. The teacher _ (hel

13、p) his students with their lessons now.3. He _ (make) progress every day.4. She _ (read) a story-book at seven yesterday evening.5. It _ (rain) hard now.6. The students _ (get) ready for the picnic these days.was doingis helpingmakeswas readingis rainingare getting過去進行時講解課件7.They _ (visit) the scien

14、ce museum next Monday.8.Look, they _ (play) video games.9.We _ (do) some cleaning at that time.10._ the students _ (like) learning English?11._ you _ (have) a good time last Sunday?will visitare playingwere doingDo likeDid have過去進行時講解課件12. _ he _ (study) English from 7 to 9 last night?13. Listen, sh

15、e _ (sing).14. He _ (not work) in the factory these days.15. Its eight oclock. The students _ (have) an English lesson.Was studyingis singingisnt workingare having過去進行時講解課件 單項選擇題 1. My brother _ while he _ his bicycle and hurt himself. A. fell, was riding B. fell, were riding C. had fallen, rode D.

16、had fallen, was riding2. Tom _ into the house when no one _.A. slipped, was looking B. had slipped, looked C. slipped, had looked D. was slipping, looked過去進行時講解課件 3.The last time I _ Jane she _ cotton in the fields. A. had seen, was picking B. saw, picked C. had seen, picked D. saw, was picking 4.I

17、dont think Jim saw me; he _ into space. A. just stared B. was just staring C. has just stared D. had just stared過去進行時講解課件 5.I first met Lisa three years ago. She _ at a radio shop at the time. A. has worked B. was working C. had been working D. had worked 6.-Hey, look where you are going! -Oh, Im te

18、rribly sorry._. A. Im not noticing B. I wasnt noticing C. I havent noticed D. I didnt notice 過去進行時講解課件7. The reporter said that the UFO _ east to west when he saw it. A. was traveling B. traveled C. had been traveling D. was to travel 8. I _ my breakfast when the morning post came. A. had B. had bee

19、n having C. have been having D. was having過去進行時講解課件 填入以下單詞的正確形式 1. It was warm, so I _off my coat (take). 2. John_ (take) a photograph of me while I _(not/look). 3. Jane_(wait) for me when I _(arrive). 4.When I was young, I_(want) to be a bus driver. 過去進行時講解課件 5. My brother came into the bedroom whi

20、le I _(dance). 6. _he _ (lie) on the ground at nine yesterday evening? 7. What _ Jim _ (write) when the teacher came in? 8. The Reads _ (not have) lunch when I got to their house. 9. Mike and I _(play) basketball at that time yesterday afternoon. 過去進行時講解課件 按要求轉換下列句型。 1. We were having a PE class at

21、four yesterday afternoon.（改為否定句） We _ _ a PE class at four yesterday afternoon. 2. Kate was reviewing her lessons at eight last night.（改為一般疑問句，并做肯、否定回答） _ Kate _her lessons at eight last night? _ , she _. _ , she _ . 過去進行時講解課件 3. He ran in the park.（用at this time yesterday改寫） He _ _in the park at th

22、is time yesterday. 4. They were playing computer games at nine last night.（對劃線部分提問） _ _ they _ at nine last night? 5. I was reading a novel at three yesterday afternoon.（對劃線部分提問） _ _ you _ at three yesterday afternoon? 過去進行時講解課件以when, while及as引導的時間狀語從句 延續(xù)性動詞：指動作可以延續(xù)一段時間，而不是瞬間結束。 如：work、study、drink、eat等。非延續(xù)性動詞：指動作極為短暫，瞬間結