there is an important problem in others parts of the country now. the problem is about students go to toilet in class. most of people have themselves opinions with this phenomenon. some people think that is right. because some students forget to go to toilet in break time. so teachers should forgive this action which students go to toilet in class. if they don’t go to toilet they will divert their attention. and this can affect their health. but some people don’t think so. they think this action is wrong. because this action can affect class order. students should concentration in class. if they do it, they will affect their studying. students should learn to control themselves. i think some little students can do it but the other students can’t do it.