生成,离不开预设;预设,是为了更好的生成。教学实践证明:没有充分预设的课堂教学不厚实,如无本之木;没有动态生成的课堂教学没生机,如无源之水。预设是生成的基础,生成是预设的升华。在教学中,应怎样正确处理课堂偶发事件呢?一、从一位教师的困惑谈起【情景再现】一位教师在教学“关爱生命”时,设问:每种生命都有 Generated, can not be separated from the default; preset, in order to better generate. Teaching Practice has proved that: there is no pre-set classroom teaching is not thick, such as no wood; no dynamically generated classroom teaching no life, such as passive water. Presets are the foundation of builds, and builds are the default sublimation. In teaching, how should we deal with the classroom incident correctly? First, from a teacher’s confusion about [scenario reproduction] a teacher in teaching “love life ”, set ask: every life has