动词时态复习(二)

动词时态复习（二）
一、一般过去时
1. 表示过去发生的动作或存在的状态，常跟有一个表示过去时间的状语。

如：
I caught a fish twice that big last week.
We were all excited on the wedding day.
2. 表示过去习惯性的动作。

如：
He gave Mary surprising gifts every Christmas.
3. 在时间或条件状语从句中，常用一般过去时代替过去将来时。

如：
The students wouldn't leave until the teacher came back.
Ann said she wouldn't go shopping if it rained.
二、过去进行时（构成形式为：was / were +动词-ing形式）
1. 表示过去某一时刻或某一阶段正在进行的动作。

如：
I was trying to fix a machine before you arrived.
They were building a dam last winter.
2. 表示过去打算做某事。

如：
The teams were leaving a few days later.
3. 表示说话人的某种情绪，常与always, forever, frequently等连用。

如：Frank was always changing his mind.
三、过去完成时（构成形式为：had +动词-ed形式）
1. 表示过去某一时间或动作之前已经发生或完成的动作。

如：
I had finished writing the article when they came.
2. 表示在过去某一时间之前已经开始并一直持续到那时的动作或状态。

如：By six o'clock they had worked for twelve hours.
3. 表示过去本打算做某事却未能实现的希望和意图，只适用think, hope, expect, want, intend, plan, mean等表示意愿的动词。

如：
They had wanted to help but couldn't get here in time.
【即学即练】用括号内所给动词的正确时态填空。

The clock 1. ________ (strike) eleven as Alice reached her flat. She 2. ________ (light) a final cigarette and sat at her dressing-table thinking of the party she 3.
________ (leave) an hour before. She would have been home much earlier but she 4. ________ (have) difficulty in finding a taxi at that late hour. Realising that if she didn't go to bed quickly, she 5. ________ (feel) tired at work next day, she put down her cigarette, undressed quickly and 6. ________ (get) into bed. She fell asleep at once. At that moment, the cigarette which she 7. ________ (forget) to put out dropped from the side of the ashtray.
Upon waking, Alice found that the cigarette not only 8. ________ (burn) a hole in the cloth, it had also made an ugly mark on the wood.
答案：
1. was striking
2. lighted / lit
3. had left
4. had
5. would feel
6. got
7. had forgotten 8. had burnt / had burned。