文中词汇表达比较多样,能多用学术词汇就更好了;作者有一定功底,可在平时练习中增加长难句的记忆;文章结构不够严谨,应增加过程性词汇的使用;请注意分段。
The violence which frequently happened in campus in recent years greatly shocked us.It's essential for us to improve the school safety. To prevent the school violence,the first thing is that everyone in the campus should be aware of the harm of it and say no to it.If you meet the situation,don't be afraid and tell the teacher or parents in the first time.Second,learning how to protect yourself is an important thing.As for the school,the security guard must be more strict as it's most effective measures to keep the students from people who does harm to the society.