Is this the third time that you late?A. have beenB. amC. wasD. had been

问题补充：

Is this the third time that you late?

A. have been

B. am

C. was

D. had been

答案：

(答案→)A. have been

B. am

C. was

D. had been

解析：考察时态。句意：这是你第三次迟到吗？可知从句描述的是现在已完成的动作，故用 现在完成时态，选A。