The telephone , but by the time I got indoors, it stopped.
A. had rung
B. was ringing
C. rings
D. has rung
网友回答
A. had rung
(答案→)B. was ringing
C. rings
D. has rung
解析：考查时态：句意：电话一直在响，但是到我到门里面了，电话就停了。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。选B。