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Yesterday evening I a book on science.I'll try to finish it today. [ ] A.readB.h

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Yesterday evening I a book on science.I'll try to finish it today. [ ] A.readB.h

Yesterday evening I ________ a book on science.I'll try to finish it today.

[]

A.readB.have readC.had readD.was reading

试题答案

答案:D

解析:

过去进行时表示过去某时刻或某段时间正在进行的动作或情况,叙述一个未完成的过程;而一般过去时只表示发生了的动作或情况,答案为D.试比较:

They were building a bridge there.

他们在那里修一座桥.(不一定建成)

They built a bridge there.

他们在那儿修了一座桥.(已建成)

We were making preparations for the conference.

我们正在做会议的准备工作.

We made all the preparations for the conference.

我们花了一周时间做好一切准备.