Question

Had the weather been good, the children ____ out for a walk.

A．had gone

B．could have gone

C．would go

D．went

Answer 1

B

考查虚拟语气及省略。这是一个与过去事实相反的虚拟语气，结构为： if +主语+ had done, 主语+ would/could/might + have done,从句中if省略，助动词had 提前，所以此题选B。