问题描述：
Most of the students in the school () They don not usually break the rules.
A：behave politely B:behave impolitely C:do carefully D:do carelessly
答案是A········可为什么C不对啊··············
A：behave politely B:behave impolitely C:do carefully D:do carelessly
答案是A········可为什么C不对啊··············
问题解答：
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