过去进行时表示过去某一时刻正在进行的动作或正在发生的事。
1. 过去进行时的肯定形式为: was/were +
现在分词。
We were dancing while the band was playing. 我们随着乐队的演奏起舞。
Our teacher asked us to stop what we were doing . 教师叫我们停止正在做的事情。
He cut himself while he was shaving. 他刮胡子时把自己割伤了。
2. 过去进行时的否定形式为: was/were + not + 现在分词。was not 可以缩写为 wasn't, were not 可以缩写为 weren't。
I wasn't having a talk with Peter at that time. 那时我没在跟彼得谈话。
The condition of his family was not improving. 他的家境不见好转。
Soon they found their scientific researches were not progressing as they expected. 不久他们发现他们的科研进展没有他们预期的那样顺利。
3
一般疑问句的句式如下:
Were you sitting in this chair while Robert pointed a gun at her? 当罗伯特把枪指向她时，你正坐在这把椅子上吗？
Was he planning to join us at that time? 他当时有打算加入我们吗？
4
特殊疑问句的句式如下：
Why weren't you listening carefully when I explained before? 之前我解释的时候，你为什么不仔细听？
What were you doing in my room the other day? 几天前你在我房间里做什么？
What was Linda doing when he ran away? 当他突然离开时，琳达正在做什么？