课堂教学是预设与生成,封闭与开放的矛盾统一体。以探究活动为核心的教学过程,更是在一定的问题情境中展开。因此,教学过程中学生会提出许多教师意想不到的问题,教学过程中也会出现许多难以预料的情况。面对学生提出的一些具有创造性的解决问题的方案时,把握住教学瞬间,灵活调整教学过程,应学生而动,应情境而变,利用生长点进行创生,学生的个性才能得以张扬,课堂教学才能生动活泼,充满创造活力。 Classroom teaching is the unity of contradiction between presupposition and formation, closure and opening. To explore the activities of the core teaching process, but also in a certain problem situation to start. Therefore, during the teaching process, students will come up with many unexpected problems for teachers, and many unpredictable situations will occur during the teaching process. In the face of some creative solutions proposed by the students, grasping the teaching moment and adjusting the teaching process flexibly should be based on the students 'motivation, and should be changed according to the situations. By using the growth points to create a student's life, the students' personality can be publicized. Teaching can be lively and full of creativity.