Be in your seat and prepared to work when the bell rings. 2.Follow all school rules. 3.Respect people and properly. 4.Do your own work. 5.Pay attention in class. You should not *** oke You should not drink beer. .No electronic devices. 同学您好，如果问题已解决，记得右上角采纳哦~~~您的采纳是对我的肯定~谢谢哦