How to Use Cellphone

摘要

Many years ago,junior school students were not allowed to use cellphone.Teachers would take away students’cellphones once they saw it.But now the cellphones have been an important part of people’s life and almost every student uses it.It is a popular communication tool.Many junior school students are easy to be addicted to keeping chatting with their friends and don’t pay attention to the class.I have controlled myself not to play it in the class,so