问题补充：
Look! You have left the room , and you must put it right away.
A. out of mess, out of order
B. in mess, in an order
C. in a mess, in order
D. in mess, out of order
答案：
A. out of mess, out of order
B. in mess, in an order
(答案→)C. in a mess, in order
D. in mess, out of order
解析：原句意思是，看！你把房间弄得乱七八糟的，现在你必须把它整理地井然有序。in a mess 乱七八糟in order 井然有序，所以选C。
