On Students，Rating of Their Teachers Recently, it is common in colleges and universities for students to grade teachers. Almost every university has been installed the rating system. However, this phenomenon has aroused great controversy. Some people are in favor of this rating system. They hold that students are the receiver of the knowledge and teaching activity and they have the right to evaluate teachers’ teaching. But otherjpeople are against it. They believe that the rating system is partial and will influence the normal teaching order. Asjfa^asXamjconcerned,ljstudents’ratingtofjtheirteacherjisnecessary. On the one hand, students can find a more effective way for their study. On the other hand, teachers can be aware of their teaching effectiveness and make some necessary improvement. In a word, it is a good method of benefiting both learning and teaching.