后进生是大部分不良现象和错误行为的发生者，因而他们常常受到老师的批评，可是批评往往得不到预期的效果，反而产生严重的对立情绪和逆反心理，这是许多班主任颇感头痛的问题。问题的症结在哪里？笔者做了一个调查。坦诚地向学生说明，老师批评同学的效果不好，主要是老师的 Underachievement is the cause of most of the bad phenomena and misbehaviors. Therefore, they are often criticized by teachers. However, criticism often fails to achieve the desired results. Instead, they have serious opposition and rebellious psychology. This is a headache for many class teachers. problem. Where is the crux of the problem? The author did a survey. Candidly explain to students that the teacher’s criticism of classmates is not good, mainly the teacher’s