“非统招班”在本文指中专录取分数线以下或参加其他形式的升学考试而录取的班级．如“委托班”、“定岗班”、“在职进修班”等．近几年来这种形式的班级逐渐增多，给各个学科的教学提出了许多问题．要提高教学质量，唯一的方法就是改革教学方法．因材施教是数学教学的一... “Non-recruiting classes” in this article refers to the classes admitted in the secondary school below the score line or to participate in other forms of admission examinations. Such as “entrusted classes”, “setting classes”, “in-service training classes” and so on. In recent years, this type of class has gradually increased, raising many questions for the teaching of various disciplines. The only way to improve teaching quality is to reform teaching methods. Teaching students according to their aptitude is a mathematics teaching...