—You were driving at 100 km an hour sir.—But officer I . My car can’t go more than 80.A.

问题补充：

—You were driving at 100 km an hour, sir.

—But officer, I . My car can’t go more than 80.

A. may not have to

B. couldn’t have been

C. wouldn’t like to

D. needn’t to be

答案：

A. may not have to

(答案→)B. couldn’t have been

C. wouldn’t like to

D. needn’t to be

解析：考查情态动词的用法;couldn’t have done过去不可能做…,句意是：--你刚刚开车一小时100公里。--但，长官，我刚刚不可能是这个速度，我的车速不超过80.选B。