Today, with the development of technology, people own all kinds of electronic products, mobile phone is very popular, almost everyone has a mobile phone at hand, we even can say that we can”t live without mobile phone. As the phone has become so popular, students are also obsessed about it, high school students use cell phone without letting teachers know it, the reason that the teachers ban them to use mobile phone is that the phone will distract students from study. I agree with teachers, as a
