Bringing a cell phone can be both harmful and helpful for a middle school student.First of all,if we have a cell phone,we can contact with our friends and parents wherever we want.Seconly,we can go online using the cell phone.Also,our parents can find us when we are not at home.However,there are some bad things.Playing with the cell phone may affect a student's grade and decrease his interest in study.Moreover,many students are able to use cell phones to cheat during exams,which is absolutely not a good thing.Finally,a cell phonr may cost a lot money,but we as students dont't earn money.