—Mike, do you know who wanted me on the phone?
—Sorry. I don’t know. I a bath in the bathroom.
A. have had
B. was having
C. had
D. am having
网友回答
A. have had
(答案→)B. was having
C. had
D. am having
解析：从wanted是过去式，可知打电话发生在过去，“我”现在不知道，因为当有人打电话来时，“我”正在冲凉。表示在过去某一时刻正在发生的动作，当然用过去进行时。