这种从句常用在It is (high) time (that)…句型中，定语从句的谓语动词用过去式，或should+动词原形(should不能省略，be 用were)来表示，意为“(现在)该……”。例如：

It is (high) time we left (should leave).

It is high time we were going.

七、虚拟语气用于if only 引导的感叹句中

If only I had taken his advice. 我要是听他的话就好了。

If only I were a bird.我如果是一只鸟就好了。

八、虚拟语气在简单句中的应用

1)情态动词的过去式用于现在进行时，表示说话人谦虚，客气，有礼貌或语气委婉，常出现在日常生活中，例如：

Would you be kind enough to open the door?

2)用于一些习惯表达法中，例如：

Would you like a cup of tea?

I would rather not tell you.

You had better go now.

3)用“may+动词原形”表示“祝愿”。may 必须置于句首，例如：

May you be happy!

May you succeed!

练习 选择最佳答案填空：

1.The guard at the gate insisted that everybody _____ the rules.

A. obeys B. obey C. will obey D. would obey

2. If she had worked harder, she _____.

A. would succeed B. had succeeded

C. should succeed D. would have succeeded

3. I wish I _____ you yesterday.

A. seen B. did see C. had seen D. were to see

4. You didn’t let me drive. If we _____ in turn, you _____ so tired.

A. drove, didn’t get B. were driving, wouldn’t get

C. drove, wouldn’t get D. had driven, wouldn’t have got

5. – I stayed at a hotel while in New York.

-- Oh, did you? You _____ with Barbara.

A. could have stayed B. could stay

C. would stay D. must have stayed

6. I was really anxious about you. You _____ home without a word.

A. mustn't leave B. shouldn’t have left

C. ought not to have left D. should have left

威廉希尔app  教育学论文栏目