一个英语评论

不好。
如果说手机没有调个静音或者是震动的话，那就会打断老师的思路，而且同学也会不满~。
其实我觉得中学生没有必要用手机，自然也不应该把手机带到教室。
手机辐射大而且很脏.外国的科学家研究过了手机其实比厕所的地板还脏.而且中学生要手机来做什么呢?

If there is no cell phone or transfer of mute shock, it will interrupt the teacher's ideas, but also dissatisfaction with Student 。In fact, I think there is no need for students to use cell phone, natural and should not be put into mobile classrooms. Big and dirty cell phone radiation. Foreign scientists have studied the cell phone is much better than the toilet floor was also dirty.