首页 > 留学知识库

问题: 英语

-It's ages since I last saw you.I didn't
recognize you at first
-I () either,if someone hadn't called you by
name.
A wouldn't
B wouldn't have
答案是B,请解释

解答:

这是虚拟语气,表示对现在完成时的虚拟。
虚拟语气的窍门其实是“退一个时态”,如此句是对现在时且已经完成动作的虚拟,就退一个时态,变成过去完成时。