(英语)虚拟语气题

问题描述:

(英语)虚拟语气题
(1)____you were coming today,I'd have met you at the airport.
A.I had known
B.Had I known
C.Have I known
D.I have known
为什么不是A?

此题考察虚拟语气 应为If I had known you were coming.当if隐去时需倒装 所以选b