题目内容：

根据所给汉语或英语首字母写出短文中所缺英语单词。

Every year many people get hurt or lose their1. in traffic accidents. How can we keep s2.when we are walking on the street? F3.we must obey the traffic rules. Second,4. (在...之 前) we cross the street, we must stop and look both ways- look left, look right and look left again. Third, we must never play on the street. Last, it's good to help children and old people cross the street. All of us should be very 5.(小心) when we are walking on the street.