帮忙写一篇有关校园安全的倡议书必须用英语,内容：1不带管制刀具到校,2不私自下河洗澡,3不打架,

proposal
1,don't bring the knives which are limited to school
2, don't go to swim without permission.
3,don't fight with other students.
4,pay attention to the safety problem on the way to and after school.
5,when facing an emergency,you should tell the police or teachers at once.