英国著名的教育家考克克洛夫特提出:“相同年龄的学生的数学学习存在着很大的差别,在数学大纲中应该注意同一年龄的学生在理解、形成技术和水平上所存在的巨大差别,需要建立区别化的大纲,即针对中学生的各种能力水平设计不同的数学课程。”现代教育观也认为:“由于学生在知识、技能、能力方面发展和志趣、特长等不尽相同,所以要因材施教。”对学生进行分层教学,是提高中学大班制学 The famous British educator Coker Loft put forward: “Students of the same age there is a great difference in math learning, mathematics syllabus should pay attention to the same age students in understanding, the formation of technology and the level of existence Huge difference, we need to establish a distinction between the outline of different levels of ability for secondary school students to design different mathematics curriculum. ”Modern education concept also believes that:“ Because of the students in the knowledge, skills, ability development and fun, expertise, etc. Do the same thing, so we should teach students in accordance with their aptitudes. ”Teaching students in different levels is to improve secondary school learning