近年来，学生意外伤害事故频发，给许多家庭带来永久的伤痛。作为中学生，我们该如何有效的自我保护，免受伤害呢? 我市正在举行以“How to Keep Safe”为题的中学生安全知识英语征文比赛，请你根据下表提示，写一篇短文参赛吧。

How to Keep Safe
Traffic	traffic lights, electric bikes(电动车)…
Swimming	rivers, swimming pool…
Internet	ID number, code(密码), unhealthy websites…
……	……

要求：

⑴短文必须包含提示中所有内容，并适当发挥；

⑵语句通顺，意思连贯，语法正确，书写规范；

⑶文中不得出现真实人名、校名或地名；

⑷词数：80—100（开头和结尾已给出，不计入总词数）。

How to Keep Safe

    Do you know that many dangerous things will happen if we are not careful enough? As a student, how to keep safe is very important.

   

    After all, life is very important. We should learn something about self—protection so that we can protect ourselves well.