教师的教学基本功固然重要,但这还不是最重要的。课堂的教学过程中,不是每一个环节都会按设定的程序走,有时无法预料下一分钟会出现什么情况。教师如何随机应变,能够显示出一个教师的智慧和专业素养。以下是在一节公开课“二氧化硫的性质和作用”教学过程中遇到的两起突发事件,现在回想起来,既惊心动魄,又回味无穷。 The teaching basic skills of teachers is important, but this is not the most important. Classroom teaching process, not every step will be set according to the program to go, sometimes unpredictable what happens next minute. How teachers adapt to change, can show a teacher’s wisdom and professionalism. The following are two unexpected incidents during the course of teaching a lesson titled “The Nature and Function of Sulfur Dioxide”. Now, in retrospect, it is both a soul-stirring and an aftertaste.