问题补充：
--- Can you tell me?
--- I lost my MP3 player.
A. what’s the matter with you
B. what the matter is with you
C. what the matter you is
D. what the matter with you are
答案：
(答案→)A. what’s the matter with you
B. what the matter is with you
C. what the matter you is
D. what the matter with you are
解析：句意：你能告诉我你怎么了吗？我丢了我的mp3播放器。what is the matter with you?本身就是陈述句语序。故选A。
