虚拟语气讲解和练习(附答案)

虚拟语气讲解和练习（附答案）概念理解

一、动词的语气

语气用来区别讲话人对某一行为或事情的看法和态度。英语中的语气(mood)

1.陈述语气

Where there is a will, there's a way. 有志者事竟成。

Can you help me carry the box upstairs 你能帮我把箱子搬到楼上吗

How I missed the life in the countryside! 我多么想念乡村的生活啊！

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2.祈使语气

Come this way, please! 请这边走。

Don't make any noise, will you 别吵，行吗

Do be careful when crossing the street. 过马路时一定要小心。

3.虚拟语气

If I were a bird, I could fly in the air. 如果我是一只小鸟，我就能在空中飞行。

I wish it were spring all the year round. 但愿四季如春。

May good luck be yours! 祝你好运！

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知识清单

清单一、条件句中的虚拟语气

A．真实条件句

If he doesn't come at 8, we won't wait for him. 如果他八点不来，我们就不等他了。

If a flood happened in the past, there was usually a great loss of life and property. 过去发生洪水的话，常有很大的生命和财产损失。

￥

We shall go there unless it rains tomorrow. 如果明天不下雨，我们将去那里。

I'll let you use my bike on condition that you keep it clean. 如果你能保持车子干净，我就让你用我的自行车。

与现在事实相反if条件句的谓语：were / did 主句的谓语：would (could/should/might) + do

与过去事实相反if条件句的谓语：had done 主句的谓：would (could/should/might) + have done

did/were 主句的谓：should (would /could/might/ were to) + do

1．

。would、could、might存在词义上的区别。

If it were Sunday tomorrow, I would go and see my friends. 明天要是星期天的话，我就去看望我的朋友。

；

If I were you, I should go and try. 我要是你，我就去试试。

If wishes were horses, beggars might ride. 如果幻想能成为马匹，叫花子都有了坐骑

2．表示与过去事实相反的条件

If I had known your telephone number yesterday, I would have telephoned you. 如果昨天我知道你的电话号码，我就给你打电话了。

If it had not rained this morning, I should have gone shopping. 今天早上要是没下雨，我就去买东西了。

The flood might have caused great damages to the people if we had not built so many reservoirs. 倘若我们没有修建这么多的水库，洪水就会使人民遭受巨大的损失。

3．表示在将来不太可能实现的条件: 条件从句有三种形式：

①were/did

》

If he were here tomorrow, I would speak to him. 明天如果他在这里的话，我就和他谈谈。

If you dropped the glass, it would break. 你要是把杯子掉下来，会打碎的。

If she had time, she could help me. 她要是有时间，就会帮我了。

②should do

条件从句中不管什么人称都用

If it should rain, the crops could be saved. 假如下雨，庄稼可能就有救了。

We would trust him if he should be honest. 如果他真是诚实的，那我们就相信他。

③

条件从句用

;

If I were to do the work, I should do it in a different way. 要是我做这项工作，我就会以不同的方式去做。

If the headmaster were to come, what would we say to him 假如校长来了，我们对他说什么呢

对比：

将来不太可能实现的三种非真实条件句中的虚拟语气对比

If it snowed tomorrow, I would stay at home. 如果明天下雪的话，我就留在家里。（常用形式）

If it should snow tomorrow, I would stay at home. 如果明天下雪的话，我就留在家里。（可能性较小）

If it were to snow tomorrow, I would stay at home. 如果明天要下雪的话，我就留在家里。（可能性最小）

倒装结构。

Were it necessary, I might go without delay. 如果需要的话，我可以立即去。（= If it were necessary......）

\

Had you taken my advice, you wouldn't have failed in the exam. 你要是听了我的建议，就不会考试不及格了。（= If you had taken my advice......）

Should I have time, I would call on her. 要是有时间，我就去看她。（= If I should have time......）

D．错综条件句