You didn’t come to school by bike today did you?- .It’s broken.A. Yes I didB. No

问题补充：

--- You didn’t come to school by bike today, did you?

--- .It’s broken.

A. Yes, I did

B. No, I didn’t

C. Yes, I didn’t

D. No, I did

答案：

A. Yes, I did

(答案→)B. No, I didn’t

C. Yes, I didn’t

D. No, I did

解析：英语中反义疑问句的回答只依据事实进行回答,根据下文它打坏了,可知回答为否故选B.CD选项前后矛盾.