学生是构成班级的主体,根据每个学生的生理、心理、智力、性格、品行等方面的特点和差异,可把构成班级主体的学生划分为上、中、下三个层次。其中,下层学生是指班级中一部分在学习成绩、思想品行中某一方面或两个方面都暂时落后的学生,一般称之为后进生。据此可将后进生分为三类:(一)是学 Students constitute the main body of the class. According to the characteristics and differences of each student in the aspects of physical, psychological, intellectual, character and character, the students who constitute the main body of the class can be divided into upper, middle and lower levels. Among them, the lower students refers to the part of the class in academic performance, ideological and conduct in one or both aspects of the students are temporarily behind, generally referred to as post-graduated students. According to this, the students can be divided into three categories: (a) is learning