学生与教师之间教与学的过程本来就是一个互动的过程,本文还如此强调课堂教学互动的运作,是为了从根本上使互动成为教师与学生的一种有意识的行为.笔者利用下述不等式的证明构思了一堂习题课,将问题变化、引 The process of teaching and learning between students and teachers has always been an interactive process. This article also emphasizes the interaction of classroom teaching. It is to fundamentally make interaction become a conscious behavior of teachers and students. The author uses the following inequalities. The proofs conceived a lesson class that changed the question and cited