Section Ⅲ　Grammar--虚拟语气(Ⅰ)

语 境 自 主 领 悟 先观察原句 后自主感悟 1.If you were head of the government, would you allow cloning？

2.If we hadn't made adequate preparations, the conference wouldn't have been so wonderful.

3.If it were to rain/should rain/rained, the crops would be saved.

4.Had I worked hard, I would have surely succeeded.

5.Were she my daughter, I wouldn't allow her to study abroad.

6.Should I have time, I would call on her.

7.If they had started early yesterday morning, they would be here now.

8.If we hadn't made adequate preparations, we shouldn't dare to do the experiment next week.

9.But for your help, we couldn't have succeeded.

10.She wasn't feeling well.Otherwise she wouldn't have left the meeting so early. 1.1－3句为if引导的非真实条件句的三种基本形式。

2.4－6句为省略if的虚拟条件句。

3.7－8句中，主句与从句动作所发生的时间不一致，称之为"错综时间条件句"。

4.9－10句中，假设的条件不用if条件从句表示，而是通过介词短语but for或副词otherwise等表达出来，这类句子叫"含蓄条件句"。