课堂教学都是根据教师事先作好的教学设计,有计划、有步骤地教师与学生、学生与学生、师生与教学内容多方面因素互动的一个动态过程。每位教师都希望课堂教学活动过程能和自己事先设计的一样,但是,由于教学对象是活生生的人,尤其是高中学生的认知水平相对较高,思维活跃,个体差异明显,所以,课堂上常常会出现一些教师意料之外的情况。而且,英语教学是语言教学,是实践性很强的一门学科,这就更增强了课堂意外发生的可能 Classroom teaching is a dynamic process that teachers and students, students and students, teachers and students interact with many aspects of teaching content according to the teaching design made by teachers in advance. Each teacher hopes that the process of classroom teaching activities can be designed in advance. However, as the teaching object is a living person, especially the high school students have relatively high cognitive level, active thinking and obvious individual differences, in class Some teachers often appear unexpected circumstances. Moreover, English teaching is a language teaching, is a very practical discipline, which further enhances the possibility of classroom accidents