(山东省潍坊市高三教学质量检测)—Mum ! Jack has broken my toy!
-- Accidents will happen.
A. What is the matter?
B. Doesn't matter.
C. No trouble at all.
D. Why not?
网友回答
A. What is the matter?
(答案→)B. Doesn't matter.
C. No trouble at all.
D. Why not?
解析：考察交际用语。根据上下文可知空格处表示没关系，意外事情会经常发生，所以Doesn't matter，最符合题意。