对比教学法就是在教学某一基本概念、基本理论、化学实验、计算等的过程中,引导学生联想已学过的与其相似、相关或相反的知识,并进行综合分析、对照比较,以求寻找它们的共性和差异,从而使学生获得准确、深刻的认识。对比教学法的目的是按照一定的线索将所学知识串联起来,汇点成 Comparative teaching method is to teach students a similar, related or opposite knowledge that they have learned in the process of teaching a certain basic concepts, basic theory, chemical experiments, calculations, etc., and conduct a comprehensive analysis, comparison and comparison, in order to find Their commonalities and differences, so that students get accurate and profound understanding. The purpose of the comparative pedagogy is to concatenate what we have learned in accordance with certain clues and converge into points