题目内容：

读下面一段短文，根据上下文意思用方框内的所给词的适当形式填空。

In 1.（I）school , the rules for students are very strict, but I think they are necessary. Following the rules is everyone’s duty. They keep the students from fighting, smoking, 2. （make）noise in class and so on.

Most of the 3.  ( student) can follow the rules. But some problem students often break the rules. They destroy public things, such as desks,windows, trees and flowers. So they  4. （punish）. I like the rules, because they make our school 　5.　 （safety）,they make it a beautiful environment for us to study.