试谈物理课的对比实验教学方友武（南昌县渡头中学）事物的特殊性是区别于其它事物的特殊本质。不了解各种具体事物包含有何种特殊矛盾，就无从区别事物，就不能发现事物发展的特殊规律，也找不到解决特殊矛盾的特殊方法。人们认识事物总是从区分事物开始的，而要区分，首... Try to talk about the contrastive experiment teaching of physics lesson Fang Youwu (Dutou Middle School in Nanchang County) The special nature of things is a special essence that is different from other things. If you do not understand the specific contradictions contained in various specific things, you will have no way to distinguish between things. You will not be able to discover the special laws of the development of things, nor will you find a special method for solving special contradictions. People know things always start with differentiating things, and they have to distinguish, first...