所谓后进生,主要是指班级中成绩较差的学生,他们有以下特点:基础知识掌握不牢、上课注意力不集中、一时难以理解新知、不认真完成作业、学习缺乏主动性。他们成了班级中的弱势群体,因此教师必须要解决后进生的转化问题。一、导致中学生数学成绩落后的原因(一)主观原因1.学生意志力差 The so-called backward students, mainly refers to the poor grades in the class of students, they have the following characteristics: basic knowledge is not strong, class concentration is not concentrated, sometimes difficult to understand the new knowledge, do not complete the homework, lack of initiative in learning. They have become the disadvantaged groups in the class, so teachers must solve the problem of transformation of the post-graduation. First, leading to secondary school mathematics behind the reasons (a) the subjective reasons 1. Students willpower difference