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1、過(guò)去進(jìn)行時(shí),,一、定義 過(guò)去進(jìn)行時(shí)表示在過(guò)去某一時(shí)刻或某一段時(shí)間內(nèi)進(jìn)行或發(fā)生的動(dòng)作,不一定已完成。其形式為was /were + V-ing。,二、過(guò)去進(jìn)行時(shí)的用法 1.表示過(guò)去某一時(shí)間(正在)進(jìn)行的動(dòng)作。 I was watching TV at 7 last night. I was sleeping when it started to rain. *2.表示過(guò)去某一階段正在進(jìn)行的或暫時(shí)性的動(dòng)作。 At that time,I was working in Sydney. 3.表示一動(dòng)作正在進(jìn)行時(shí),另一動(dòng)作同時(shí)突然發(fā)生。(1)用while連接(while只接doing,用延續(xù)性動(dòng)詞)(2
2、)when表示(when可以接doing或did,動(dòng)詞可以是延續(xù)性的也可是短暫性的,when后動(dòng)作時(shí)間長(zhǎng),用doing,時(shí)間短,用did) I was watching TV when someone knocked at the door. Someone knocked the door while/when I was watching TV.,思考:“I was walking past the car while it suddenly exploded.(爆炸)”正確與否? 4.用于故事,以提供其時(shí)間背景 Mary was dancing,but she stopped when
3、she saw me. When I was working in the garden ,the accident happened. *5.帶感情色彩,使描述生動(dòng)。 She was always helping others when she lived here.,三、過(guò)去進(jìn)行時(shí)的用法常用的時(shí)間狀語(yǔ) at that moment, at ten oclock last night ,(at) this time of last year, last night, all day yesterday, this morning, the whole morning, from nine t
4、o ten last evening, when, while等。 e.g. I _________(read) a newspaper at 7 last night. He ________(clean) the yard when his son came home. They ________(play) very hard at this time of last year.,,四、與一般過(guò)去時(shí)的對(duì)比 都強(qiáng)調(diào)過(guò)去發(fā)生的事但用一般過(guò)去時(shí),只是表示有過(guò)這件事(已做完);用過(guò)去進(jìn)行時(shí),則強(qiáng)調(diào)了動(dòng)作的連續(xù)性(未必已完成)。 e.g. I was reading a book that ev
5、ening.那天晚上我一直在讀書(shū)。(未讀完) I read a book that evening. 那天晚上我讀了一本書(shū)。(已讀完),練習(xí): 1.(04中考) Someone __ at the door when Tom was having his supper. A. had knocked B. has knocked C. knocked 2.(05中考)Someone ______at the door when she was cooking in the kitchen.A. had knockedB. has knockedC. knocked 3.It was warm
6、, so I _______(take) off my coat. 4My brother came into the bedroom while I _________(dance). 5 _______ he ________(lie) on the ground at nine yesterday evening ?,6 What _____ Jim __________(write) when the teacher came in ? 7 Mike and I ________(play) basketball at that time yesterday afternoon. 8
7、I first met Lisa three years ago. She ______(work) at a radio shop at the time. 9. When I arrived at his office , he ______ on the phone. (speak) 10.While we __________ (wait) for the bus, a girl __________ (run) up to us. 11. She __________ (not want) to stay in bed while the others _______________
8、_ (all, work) in the fields that morning. 12. While my mother ________ (put) Cathy to bed, the door bell ________ (ring) that night.,13. As I __________ (walk) in the park, it __________ (begin) to rain. 14. Even when she ___________ (be) a child she ________________ (already, think) of becoming a b
9、allerina (芭蕾舞演員). 15. It was quite late at night. George __________ (read) and Amy __________ (ply) her needle when they __________ (hear) a knock at the door. 16. There __________ (be) a group round the fire when they __________ (reach) it. An old woman __________ (sit) on the ground near the kettle; two small children __________ (lie) near her; a donkey __________ (bend) his head over a tall girl.,