毋庸讳言,学生存在着个性差异。这种差异主要体现在基础知识、基本技能掌握上的差异;学习方法、习惯、能力上的差异;适应班级的教学环境、教学方法程度上的差异。这些差异可以把学生分为不同的层次。从这一点出发,课堂教学只有做到因材施教、实施分层教学,才能真正有效地达到教学的目的。一、学生分层,落实因材施教的原则做好分层教学的首要环节是进行学生分层,可以说这是分层教学的关键和基础。我根据学生知识结构、能力优势和学习需要的不同,将全班学生分为A、B、C三层:A层是知识基础和水平智力较差、接受能力不强、学习积极性 Needless to say, there are individual differences in students. This difference is mainly reflected in the basic knowledge, differences in basic skills mastery; differences in learning methods, habits, abilities; differences in the level of teaching environment adaptable to the class and teaching methods. These differences can divide students into different levels. From this point of view, only by teaching students in accordance with their aptitudes, the implementation of hierarchical teaching, in order to truly and effectively achieve the purpose of teaching. First, the students stratified, to implement the principle of individualized teaching Doing a hierarchical teaching of the primary link is the student stratification, it can be said that this is the key and foundation of hierarchical teaching. According to the students’ knowledge structure, ability and learning needs, I classify the whole class into A, B, C three layers: A is the knowledge base and the level of intelligence is poor, the ability to accept is not strong, learning enthusiasm