叶澜教授曾说过:“课堂教学是一个动态生成的过程,再好的预设,也无法预知课堂教学中的全部细节。”“真实有效的课堂教学往往是不确定的,是可以预测,但无法规定的。”这就是动态生成。“动态生成”是新课程改革的核心之一,它要求从生命的高度,用动态生成的观点来看待课堂教学,课堂教学不只是一个特殊的认识过程,也是师生人生中一段重要的生命经历,它必须是真实的,体现学生主体地位的。师生在互动中即兴创造,能 Professor Ye Lan once said: “Classroom teaching is a dynamically generated process, no matter how well a preset, nor can it predict all the details of classroom teaching.” “True and effective classroom teaching is often indefinable and is Predictable, but not specified. ”This is dynamically generated. “Dynamically Generated ” is one of the core of the new curriculum reform. It requires that classroom teaching be viewed from the perspective of life and from a dynamically generated perspective. Classroom teaching is not only a special cognitive process, but also an important part of the life of teachers and students Life experience, it must be true, reflecting the dominant position of students. Teachers and students improvise in the interaction, can