语言是教师向学生传授知识以及互相进行思想交流的重要工具 ,更是一门独特的艺术。即使在现代化教学技术手段广泛运用的今天 ,教师进行教学的最基本工具仍然是语言 ,化学教师亦不例外。教师语言表达技能水平的高低是决定课堂学生学习效果的主要因素之一。教育家苏霍姆林斯基曾 Language is an important tool for teachers to impart knowledge to students and exchange ideas with each other. It is also a unique art. Even though modern teaching techniques are widely used today, the most basic tool for teachers to teach is still language, and chemistry teachers are no exception. The level of language expression skills of teachers is one of the main factors that determine the learning effect of classroom students. Erik Hollingski