通过自身经验,对新手教师和熟手教师以化学必修二(人教版)第一章物质结构元素周期律当中第三节化学键为基础的4节常态课堂中教学行为进行对比分析,发现无论知识扩展、先后顺序分配还是重难点所用时间分配甚至是课堂高效程度上均好于新手教师。 Through its own experience, the novice teachers and skilled teachers in chemistry compulsory two (PEP) Chapter I of the periodic structure of the third quarter chemical bonds based on the four normal classroom teaching behavior comparison analysis found that regardless of knowledge expansion , The order of distribution is still heavy and difficult to allocate time or even the extent of classroom efficiency are better than novice teachers.