(一)定義

過(guò)去進(jìn)行時(shí)，是表示過(guò)去某個(gè)具體時(shí)刻正在進(jìn)行的事情或動(dòng)作。

(二)結(jié)構(gòu)

was/were +doing (現(xiàn)在分詞)

(三)用法

1、過(guò)去進(jìn)行時(shí)表示過(guò)去某段時(shí)間內(nèi)持續(xù)進(jìn)行的動(dòng)作或者事情。常用的時(shí)間狀語(yǔ)this morning, the whole morning, all day yesterday, from nine to ten last evening, when, while

例如：(1)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?/p>

(2)What was he researching all day last Sunday?上周日他一整天都在研究什么?

(3)My brother fell while he was riding his bicycle and hurt himself.我哥哥騎自行車的時(shí)候從車上摔下來(lái)，受傷了。

(4)It was raining when they left the station.他們離開車站的時(shí)候天正在下雨。

(5)When I got to the top of the mountain, the sun was shining.當(dāng)我到達(dá)山頂?shù)臅r(shí)候，陽(yáng)光燦爛。

2.過(guò)去進(jìn)行時(shí)可以表示在過(guò)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(yǔ)、副詞或從句來(lái)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(yǔ)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))

3.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(guò)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)

4、表示在過(guò)去即將發(fā)生的動(dòng)作。如：

She asked him whether he was coming back for supper.

5、表示過(guò)去的反復(fù)性或習(xí)慣性的動(dòng)作，常與副詞always,constantly,continually,frequently等連用，常常帶有說(shuō)話人的某種感情色彩。如：

His mother was always working like that.他目前總是那樣工作。

6.通常不能用于過(guò)去進(jìn)行時(shí)的動(dòng)詞主要有：agree, be, believe, belong, care, forget, hate, have(擁有), hear, know, like, love, mean, mind, notice, own, remember, seem, suppose, understand, want, wish等。

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