Why on earth didn’t you answer the door?I’m terribly sorry, but the telephone , to

发布时间：2020-08-17 04:33:20

--- Why on earth didn’t you answer the door?
--- I’m terribly sorry, but the telephone     , too.
A. is ringing
B. was ringing
C. rang
D. was about to ring

网友回答

A. is ringing
(答案→)B. was ringing
C. rang
D. was about to ring
解析：表示过去某一时间正在进行的动作，用过去进行时，故选B。
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