The telephone _______, but by the time I got indoors, it stopped.
A. had rung B. was ringing C. rings D. has rung
The telephone _______, but by the time I got indoors, it stopped.
A. had rung B. was ringing C. rings D. has rung
B
从句子后部分by the time I got indoors可知电话响是发生在我进屋那一时刻，故用过去进行时。