表示過去某時(shí)正在進(jìn)行的動(dòng)作(不強(qiáng)調(diào)是否完成)。(過去進(jìn)行時(shí)具體用在什么地方，看后面)
[編輯本段]過去進(jìn)行時(shí)的主要用法
1.表示過去某一時(shí)間內(nèi)(正在)進(jìn)行的動(dòng)作
如：I was doing my homework at 9 p.m. last Sunday.
2.表示一動(dòng)作正在進(jìn)行時(shí)，另一動(dòng)作同時(shí)正在進(jìn)行.
(1)用while連接(while只接doing)
例:My mother was cooking while I was doing my homework.(可以持續(xù)動(dòng)作時(shí)態(tài)一致)
(2)when表示(when可以接doing或did，when后動(dòng)作時(shí)間長，用doing，時(shí)間短，用did)
例:I was doing my homework when my mother came in.(間接表達(dá)了具體時(shí)間)
3.重復(fù)的動(dòng)作
When he worked here, John was always making mistakes.
4.表示過去將要發(fā)生的動(dòng)作
She told us Mr.Lee was arriving here.
5.用于故事，以提供其時(shí)間背景
6.表示禮貌
[編輯本段]常用的時(shí)間狀語
this morning, the whole morning, all day yesterday, from nine to ten last evening, when, while
My brother fell while he was riding his bicycle and hurt himself.
It was raining when they left the station.
When I got to the top of the mountain, the sun was shining.
[編輯本段]典型例題
(1) Mary _C_ 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(yīng)用過去時(shí)。同 時(shí)，when表時(shí)間的同時(shí)性，"瑪麗在做衣服時(shí)"提供事情發(fā)生的背景，因此用過去進(jìn)行時(shí)。
(2) As she _b__ the newspaper, Granny ___ asleep.
A.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(dāng)……之時(shí)"。描述一件事發(fā)生的背景時(shí)，用過去進(jìn)行;一個(gè)長動(dòng)作發(fā)生的時(shí)候，另一個(gè)短動(dòng)作發(fā)生。句意為 "在她看報(bào)紙時(shí)，奶奶睡著了。"句中的 fell (fall的過去時(shí))，是系動(dòng)詞，后跟形容詞，如：fall sick。 過去進(jìn)行時(shí)的基本用法:表示過去某個(gè)時(shí)刻或時(shí)間正在進(jìn)行過持續(xù)進(jìn)行的動(dòng)作,句中往往需要有時(shí)間狀語來表示這一特定的時(shí)間. What were they doing just now? 他們剛才在干什么?
[編輯本段]具體概念
一、 概念和用法：過去進(jìn)行時(shí)表示在過去某一時(shí)刻或某一段時(shí)間內(nèi)進(jìn)行或發(fā)生的動(dòng)作。其形式為was /were + V-ing。常與表示過去的時(shí)間狀語連用，如：last night, last Saturday等;或者與when, while, as引導(dǎo)的過去時(shí)間狀語連用。例如： We were watching TV from seven to nine last night. 昨天晚上七點(diǎn)到九點(diǎn)的時(shí)候我們?cè)诳措娨暋?What was he researching all day last Sunday? 上周日他一整天都在研究什么?
二、 過去進(jìn)行時(shí)可以表示在過去某個(gè)時(shí)間點(diǎn)發(fā)生的事情。時(shí)間點(diǎn)可以用介詞短語、副詞或從句來表示。如： What was she doing at nine o‘clock yesterday? 昨天晚上九點(diǎn)她在做什么? (介詞短語表示時(shí)間點(diǎn)) When I saw him he was decorating his room. 當(dāng)我看見他的時(shí)候他正在裝飾房間。 (when從句表示時(shí)間點(diǎn))
三、 在復(fù)合句中，如果主要?jiǎng)幼骱捅尘皠?dòng)作都是延續(xù)的或同時(shí)發(fā)生的，那么主從句的動(dòng)詞都可用過去進(jìn)行時(shí)。例如： While he was waiting for the bus, he was reading a newspaper.他邊等車邊看報(bào)。 (兩個(gè)動(dòng)作都是延續(xù)的) He was cleaning his car while I was cooking. 他擦車時(shí)我在做飯。(兩個(gè)動(dòng)作同時(shí)進(jìn)行)
四、 通常不能用于過去進(jìn)行時(shí)的動(dòng)詞主要有：agree, is,am,are, believe, belong, care, forget, hate, have(擁有), hear, know, like, love, mean, mind, notice, own, remember, seem, suppose, understand, want, wish等。
例如： 誤：I was knowing the answer. 正：I knew the answer. 我知道答案。
誤：I wasn‘t understanding him. 正：I didn‘t understand him. 我不明白他的意思。
[編輯本段]句型
肯定句：主語+was/were+doing+其它
否定句：主語+was/were+not+doing+其它
一般疑問句及答語：Was/Were+主語+doing+其它 答語：Yes,I was./No,I wasn’t.
特殊疑問句：特殊疑問詞+was/were+主語+doing+其它
過去進(jìn)行時(shí)vs一般過去時(shí)
都強(qiáng)調(diào)過去發(fā)生的事
進(jìn)行時(shí)強(qiáng)調(diào)過程，不一定完成
過去時(shí)強(qiáng)調(diào)事件，一定完成
p,s表示一個(gè)動(dòng)作正在進(jìn)行時(shí)，另一個(gè)動(dòng)作發(fā)生了
如：He played when I was studying.
不用于進(jìn)行時(shí)的動(dòng)詞
感官動(dòng)詞：hear,see,notice,feel,taste……
表示態(tài)度感情的動(dòng)詞：like,love,hate……
表心理狀態(tài)：feel,want,prefer……
表占有：own,have,……
表存在狀態(tài)和持續(xù)：look,owe,be……
專項(xiàng)練習(xí)
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).
1. were waiting; ran 2. was telephoning; came 3. jumped; was moving 4. was testing; went 5. didn‘t want; were all working 6. was putting; rang
