1.引言不久前,笔者应邀到江苏省镇江市扬中一中做了一节研究课,课题为“变量与函数”.这是一节典型的概念课.我进行概念课教学的原则是,让学生在原有概念的基础上,逐渐接受新概念,把新概念看做原有概念的自然延伸.下面来看看具体的教学过程.2.教学过程设计 1. Introduction Recently, I was invited to Zhenjiang City, Jiangsu Province, Yangzhong one to do a research class, the subject of “Variables and Functions ” This is a typical concept class .I principle of the concept of teaching is , So that students on the basis of the original concept, and gradually accepted the new concept, the new concept as a natural extension of the original concept. Let’s look at the specific teaching process .2 teaching process design