在当前提倡素质教育,推行自主、合作、探究教学模式背景下,许多教育工作者在寻求更好的教学方式中,进行了积极的探索,提出了许多有建设性的教学方式,摸索出了一套比较成熟的教学方法——分层教学法,并且产生了很好的教学效益。所谓分层教学法,就是在课堂教学中,把教学内容问题化,把问题教学层次化,教师根据教学目标、学生的认知规律,以及学生认知水平的差异,将知识点转化为一组组面向不同层次学生的、有一定梯度的序列性问题,由教师创设问题情境,以问题的发现、探究和解决来激发学生的求知欲和主体意识,培养学生实践和创新能力的一种教学方式,让学生在课前预习、课堂学习、课后巩固中围绕有目标的 Under the current background of promoting quality education, promoting autonomy, cooperation and exploring teaching modes, many educators have actively explored the ways of seeking better teaching methods, have put forward many constructive teaching methods and have explored one Set of more mature teaching methods - layered teaching method, and produced a good teaching effectiveness. The so-called hierarchical teaching method, that is, in the classroom teaching, the problem of teaching content, the problem of teaching level, teachers based on teaching objectives, students ’cognitive rules, as well as differences in students’ cognitive level, the knowledge point into a group Group for different levels of students, there are a series of gradient sequence of questions, teachers create a problem situation, with the problem of discovery, exploration and solution to stimulate students’ curiosity and subject consciousness, cultivate students practice and innovation ability of a teaching method , Allow students to preview before class, classroom learning, after-school consolidation around the target