新课程改革实施几年来,新的教学理念促使教师的教学行为与学生的学习方式发生了深刻的变化,数学教材改变了以往刻板的格局,密切联系实际,知识呈现方式灵活;数学课堂教学也侧重于学生自主探究与主动构建.但是,数学的学科特点、课程目标及学生的认知规律决定了在实现这一变化的进 In the past few years since the implementation of the new curriculum reform, new teaching ideas have prompted profound changes in the teaching behaviors of teachers and students’ learning styles. Mathematics teaching materials have changed the stereotyped pattern of the past, are closely linked to reality, and have a flexible way of presenting knowledge; and mathematics classroom teaching also focuses on In the students to explore and take the initiative to build.However, the characteristics of mathematics, curriculum objectives and the cognitive rules of students decided to achieve this change into