过去进行时：一，定义：过去进行时表示过去某一时刻或某阶段正在进行的动作。
二，结构：主语+谓语（was+现在分词）三，过去进行时的时间状语有：then, at that time, this time yesterday, at (eight) yesterday (morning),以及由when/while 引出的时间状语从句。
如：He was cooking supper this time yesterday.(昨天这个时候他正在做晚饭)The little girl was playing with her toy when I saw her.用于宾语从句或时间状语从句中,表示与主句动作同时进行而且是延续时间较长。
句子中通常不用时间状语。
如：She saw it happen when she was walking past.(她路过时看到事情的发生)/ Father was watching TV while mother was cooking supper.过去进行时练习题一，用动词的适当形式填空。
1. While we (wait) for the bus, a girl (run) up to us.2. I (telephone) a friend when Bob (come) in.3.Jim (jump) on the bus as it (move) away.4.We (test) the new machine when the electricity (go) off.5.She (not want) to stay in bed while the others (all, work) in the fields.6.While mother (put) Cathy to bed, the door bell (ring).7.As I (walk) in the park, it (begin) to rain.8.Even when she (be) a child she (already, think) of becoming a ballerina (芭蕾舞演员).9.It was quite late at night. George (read) and Amy (ply) her needle when they (hear) a knock at the door.10.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.11.I (have) my breakfast at half past six yesterday morning.12.Mary (go) over her lessons from six to seven last night. John and peter (do) the same thing.13.What you (do) at that time? We (watch) TV.14.W as your father at home yesterday evening? Yes ,he was. He (listen) to the radio.15.They (not make) a model ship when I saw him.16.they (have) a meeting at 4 yesterday afternoon? No, they . They (clean) the classroom.17.it (rain) when you left school? Yes, it . (No, it )18.What your father (do) when he was your age?19.One day, Edison (wait) for a train to arrive, and suddenly a little boy ran to the track(轨道) to play.20.He asked me if I (go) fishing that afternoon.21.The three of them were in a hurry because their plane (leave) in five minutes22.In a letter, john told us that he (come) to china next month.23.When the bell rang, jenny (wait) in her seat.24.She (make) her dress the whole afternoon.25.While my father (look) through the evening paper, he suddenly a cry.二，选择题。
1.I cooked a meal when you me.a.cooked, were ringing b was cooking, rang c. was cooking, were ringing d. cooked, rang2.He said he to draw a plane on the blackboard at that time.a.triesb. triedc. was tryingd. will try3.While she TV, she a sound outside the room.a.was watching, was hearingb. watched, was hearingc. watched, heardd. was watching, heard4.They a football game from 7 to 9 last night.a.were watchingb. watchc. watchedd. are watching5.What book you when I you at four yesterday afternoon? 1a.did, read, was seeingb. did, read, sawc. were, reading, sawd. were, reading, was seeing6.It was Friday evening. Mr and Mrs. Green ready to fly to England.a.are gettingb. getc. were gettingd. Got7.Lei Feng always of others when he in the army.a.is, thinking, wasb. was, thinking, isc. did, think, isd. was, thinking, was8.A girl my pen fall off the table when she me.a.saw, passedb. was seeing, passedc. was seeing, passedd. was seeing, was passing9.We for tom at ten last Sunday. He often kept us .a.were waiting, waitingb. were waiting, waitc. waited, waitingd. waited, wait10.He his father on the farm the whole afternoon last Saturday.a.helpb. would helpc. was helpingd. is helping11.While mother some washing, I a kite for Kate.a.did, madeb. was doing, madec. was doing, was makingd. did, was making12.“you angry then?”“they too much noise.”a.are, were makingb. were, were makingc. are, maded. were, made13.He some cooking at that time, so mea.did, heardb. did, didn’t hearc. was doing, heardd. was doing, didn’t hear14.This time yesterday jack his bike. He TVa.repaired, didn’t watchb. was repairing, watchedc. repaired, watchedd.was repairing, wasn’t watchin15.His parents wante d to know how he on with his new classmates.a.was gettingb. getsc. is gettingd. will get16.M y brother while he his bicycle and hurt himself.A. fell, was ridingB. fell, were ridingC. had fallen, rodeD. had fallen, was riding17,Tom into the house when no one .A. slipped, was lookingB. had slipped,lookedC.slipped, had lookedD. was slipping, looked18,The last time I Jane she cotton in the fields.A. had seen, was pickingB. saw, pickedC. had seen, pickedD. saw, was picking19.I don ' t think Jim saw me; he into space.A.just staredB. was just staringC. has just staredD. had just stared20.I first met Lisa three years ago. She at a radio shop at the time.A. has workedB. was workingC. had been workingD. had worked21.---Hey, look where you are going! ---Oh, I ' m terribly sorry. .A. I ' m not noticingB. I wasn ' tnoticingC. I haven ' t noticedD. I don ' t notice22,The reporter said that the UFO east to west when he saw it.A. was travelingB. traveledC. had been travelingD. was to travel23.I my breakfast when the morning post came.A. hadB. had been havingC. have been havingD. was having24.When I arrived at his office, he on the phone.A. was speakingB. spokeC. had been speakingD. had spoken25.“ What ' s the matter, Ali? You look sad.”“ Oh, nothing much. As a matter of fact, I of my friends back home. ”A. just thoughtB. have just been thinkingC. was just thinkingD. have just thought三、动词填空。