— I beg your pardon? I can’t follow you.
— .
A. Please be careful.
B. Sorry, I will repeat that.
C. What about?
D. What’s the matter?
网友回答
A. Please be careful.
(答案→)B. Sorry, I will repeat that.
C. What about?
D. What’s the matter?
解析：考查交际用语：A. Please be careful.请当心，B. Sorry, I will repeat that.对不起，我会重复的， C. What about?怎么样？D. What’s the matter?怎么了？句意：--请再说一遍，我跟不上。所以选B。