人的发展本身具有不平衡性,学生智力也存在很大的差异,这对我们相对比较抽象的数学教学来说,无疑是巨大的挑战。“因材施教”是尊重学个性发展、提高学生基本素质的必由之路。分层教学是“因材施教”的主要实施方式,但面对一个班级不同智力水平、不同兴趣爱 Human development itself is unbalanced, there are also great differences in student intelligence, which is undoubtedly a huge challenge to our relatively abstract mathematics teaching. “Teaching students according to their aptitude ” is the only way to respect the development of learning personality, improve the basic quality of students. Hierarchical teaching is the main method of teaching students according to their aptitude, but in the face of different levels of intelligence of a class, different interests and interests