表示含蓄虚拟条件的七种方式

所谓含蓄虚拟条件句，即指将条件从句隐藏在上下文一定的短语中的一类条件句。这类用法主要见于以下七种方式：

1. 将条件隐含在不定式短语中

I should be happy to go with you. 如果能与你一起去，我将很高兴。(=I should be happy if I could go with you.)

To have studied harder, you would have passed the examination. 你学习更用功些，你早就考及格了。(=if you have studied harder, you…)

2. 将条件隐含在分词短语中

Born in better times, he would have been a scholar. 如果出生在好时代，他早就成为学者了。(=If he had been born in better times, he …)

Failing this time, what would you do？ 假若这次失败，那你怎么办？(=If you failed this time, what…)

Walking alone in the dark, Mary would be terrified. 要一个人单独在黑暗中走，玛丽会感十分害怕。(If Mary walked alone in the dark, she…)

3. 将条件隐含在介词短语中

Without air, no one could live. 没有空气，人就不能活。(=If there were no air, no one could live.)

But for his help, he would have failed. 要不是有他的帮助，他就会失败了。(=If it hadn’t been for his help, he would have failed.)

4. 将条件隐含在名词短语中

A true friend would not have betrayed me. 若是真正的朋友，就不会背弃我。(=If he had been a true friend, he would…)

A few hours earlier, and you would have seen the famous writer. 要是你早来几个小时，你就见到这位著名的作家了。(If you had come a few hours earlier, you…)