I would have grabbed the ball if Icloser to it.A. wasB. wereC. would beD. had been

问题补充：

I would have grabbed the ball if Icloser to it.

A. was

B. were

C. would be

D. had been

答案：

A. was

B. were

C. would be

(答案→)D. had been

解析：考查时态，if后跟虚拟语气，由前面的句子I would have grabbed可以知道是对过去的一种虚拟，所以选D