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1、时态讲解与专项训练初中过去进行时态精讲一、概念和用法: 1） 概念：表示过去某时正在进行的状态或动作。2） 过去进行时的主要用法是描述一件事发生的背景；一个长动作发生的时候，另一个短动作发生。3) 常用的时间状语this morning, the whole morning, all day yesterday, from nine to ten last evening, when, while例如：We were watching TV from seven to nine last night. 昨天晚上七点到九点的时候我们在看电视。 What was he researching al
2、l day last Sunday? 上周日他一整天都在研究什么？ My brother fell while he was riding his bicycle and hurt himself. 我哥哥骑自行车的时候从车上摔下来，受伤了。It was raining when they left the station. 他们离开车站的时候天正在下雨。When I got to the top of the mountain, the sun was shining. 当我到达山顶的时候，阳光灿烂。二、 过去进行时可以表示在过去某个时间点发生的事情。时间点可以用介词短语、副词或从句来表示。
3、如：What was she doing at nine oclock yesterday? 昨天晚上九点她在做什么？ (介词短语表示时间点)When I saw him he was decorating his room. 当我看见他的时候他正在装饰房间。 (when从句表示时间点)三、 在复合句中，如果主要动作和背景动作都是延续的或同时发生的，那么主从句的动词都可用过去进行时。例如：While he was waiting for the bus, he was reading a newspaper.他边等车边看报。 (两个动作都是延续的)He was cleaning his car
4、 while I was cooking. 他擦车时我在做饭。(两个动作同时进行)四、 通常不能用于过去进行时的动词主要有：agree, be, believe, belong, care, forget, hate, have(拥有), hear, know, like, love, mean, mind, notice, own, remember, seem, suppose, understand, want, wish等。例如：误：I was knowing the answer.正：I knew the answer. 我知道答案。误：I wasnt understanding h
5、im.正：I didnt understand him. 我不明白他的意思。五、典型例题1) Mary _ a dress when she cut her finger.A. made B. is making C. was making D. makes 答案C. 割伤手指是已发生的事情，应用过去时。同时，when表时间的同时性，玛丽在做衣服时提供事情发生的背景，因此用过去进行时。2) As she _ the newspaper, Granny _ asleep. read； was fallingB. was reading； fellC. was reading； was falli
6、ngD. read；fell 答案B.句中的as = when, while，意为当之时。描述一件事发生的背景时，用过去进行；一个长动作发生的时候，另一个短动作发生。句意为 在她看报纸时，奶奶睡着了。句中的 fell (fall的过去时)，是系动词，后跟形容词，如：fall sick。过去进行时专项练习一、 单项选择1.My brother _ while he _ his bicycle and hurt himself. A. fell, was riding B. fell, were riding C. had fallen, rode D. had fallen, was ridin
7、g 2. Tom _ into the house when no one _. A. slipped, was looking B. had slipped, looked C. slipped, had looked D. was slipping, looked 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 don t think Jim saw me; he _
8、 into space. A. just stared B. was just staring C. has just stared D. had just stared 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, I m terribly sorry._. A. I m not noticing
9、 B. I wasn t noticing C. I haven t noticed D. I don t notice 7. The reporter said that the UFO _ east to west when he saw it. A. was traveling B. traveledC. had been traveling D. was to travel 8. I _ my breakfast when the morning post came. A. had B. had been having C. have been having D. was having
10、 9.When I arrived at his office, he _ on the phone. A. was speaking B. spoke C. had been speaking D. had spoken 10. “ What s the matter, Ali? You look sad. ” “ Oh, nothing much. As a matter of fact, I _ of my friends back home. ” A. just thought B. have just been thinkingC. was just thinking D. have
11、 just thought二、 动词填空。John_（work） all day yesterday.He _（walk） home when the （rian）_begin. What_you _（do） at ten oclock yesterdayI_（studay） in classWhen Harry _（have） breakfast Lily _（telephone） him When I _ （go） to school this morning I _ （see） a car running into a bus6. This time yesterday Jack _ (
12、mend) his bike.7. I _ (write) a letter at ten last night.8. It was six. The Greens _ (have) supper.9. When you _ (knock) at the door yesterday,I _ (do) some washing.10. While my mother _ (watch) TV, I _(make) a kite.三、 英汉互译。1、 昨晚我给你打电话时，你正在干什么？2、 上中学时，我住老师家里。3、 他昨天本来要看那场戏的，可是太忙了。4、 They wanted to kn
13、ow when we were leaving for Shanghai.5、 Soon the whole town was talking about it.过去进行时专项练习答案1、 What were you doing when I phoned you last night？2、 I was living in my teachers house when I was in middle school.3、 He was watching the play yesterday, but he was too busy.4、 他们想知道我们什么时候去上海。5、 不久镇上的人就都谈论起
14、这件事了。现在完成时的用法 have(has)+过去分词 1.现在完成时用来表示现在之前已发生活或完成的动作或状态,但其结果却和现在有联系,也就是说,动作或状态发生在过去但它的影响现在还存在. I have lost my wallet.(含义是:现在我没有钱花了.) Jane has laid the table.(含义是:已可以吃饭了.) Michael has been ill.(含义是:现在仍然很虚弱) He has returned from abroad. (含义是:现在已在此地) 2. 现在完成时可以用来表示发生在过去某一时刻的,持续到现在的情况,常与for ,since连用. Mary has been ill for three days. I have lived here since 1998. 3. 现在完成时往往同表示不确定的过去时间状语连用,如already, yet, just, before, recently, lately等: He has already obtained a scholarship. I havent seen much of him recently (lately). We have seen that film before. Have they found
