I called Hannah many times yesterday evening but I couldn't get through. Her brother on

问题补充：

I called Hannah many times yesterday evening, but I couldn get through. Her brother on the phone all the time.

A. has been talking

B. was talking

C. has talked

D. talked

答案：

A. has been talking

(答案→)B. was talking

C. has talked

D. talked

解析：考查时态：句意：我昨天晚上给汉娜打了几次电话，但一直打不通，他弟弟一直在打电话，说明是昨天晚上我打电话的时候，她的弟弟一直在打电话.用过去进行时，选B。考点：考查时态