案例背景:《数学课程标准》告诉我们:促进学生全面、持续、和谐的发展,是义务教育阶段数学课程的基本出发点。而作为教师的我们,要落实这一基本出发点,最直接的手段和方式便是教学。然而,教学并不等同于发展,要求教学促进每个学生的发展是一回事,实际的教学能否促进每一位 Case Background: “Mathematics Curriculum Standard” tells us: To promote the development of students in a comprehensive, sustained and harmonious way is the basic starting point of mathematics curriculum in compulsory education. As teachers, we must implement this basic starting point. The most direct means and method are teaching. However, teaching is not the same as development. It is one thing to require teaching to promote the development of each student. Whether the actual teaching can promote each one