. If my father here yesterday he would have stopped me from going surfing.A. had beenB.

问题补充：

. If my father here yesterday, he would have stopped me from going surfing.

A. had been

B. were

C. should be

D. has been

答案：

(答案→)A. had been

B. were

C. should be

D. has been

解析：考查虚拟条件句：句意：如果我爸爸昨天在这儿，他就会不让我冲浪了。主句用would have done表示和过去相反的虚拟语气，从句有时间yesterday，也是和过去相反的虚拟条件句，用过去完成时，选A。