语法图解
虚拟语气(1)
探究发现
①If you were head of the government, would you allow cloning?
②If we hadn't made adequate preparations, the conference wouldn't have been so wonderful.
③If it were to rain/should rain/rained, the crops would be saved.
④Had I worked hard, I would have surely succeeded.
⑤Were she my daughter, I wouldn't allow her to study abroad.
⑥Should I have time, I would call on her.
⑦If they had started early yesterday morning, they would be here now.
⑧If we hadn't made adequate preparations, we shouldn't dare to do the experiment next week.
⑨But for your help, we couldn't have succeeded.
⑩She wasn't feeling well. Otherwise she wouldn't have left the meeting so early.
[我的发现]
(1)①②③句为if引导的非真实条件句的三种基本形式。
(2)④⑤⑥句为省略if的虚拟条件句。
(3)⑦⑧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)⑨⑩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”。
