Complete each of the following sentences with a (compound) word derived from the one(s) given in brackets.
Behavior that is acceptable in one culture may be considered （ ）in another. (proper)
【正确答案】：IMPROPER
【题目解析】：
句意：在一种文化中可以接受的行为在另一种文化中可能被认为是不恰当的。improper不恰当的。