如何从教材、教师的教、学生的学三个不同角度,用发展、变化的眼光,动态的把握重点、难点,是进行教学活动迫切需要解决的问题。笔者认为,体育教学重点与难点是一个动态生成的过程,它会随着师生教学、活动的进程,不断发生变化的。守成、机械割裂、僵化的重、难点观,会使教学活动的效果、效率、乃至出现安全问题等。本文以水平三(六年级第二学期)山羊分腿腾越课堂教学单元为例,进行阐述。一、从教材的角度,用动态发展的 How to dynamically grasp the key and difficult points from the perspectives of teaching materials, teachers ’teaching and students’ learning from the perspective of development and change is an urgent problem to be solved in teaching activities. The author believes that the focus and difficulty of physical education is a dynamically generated process, it will be with teachers and students teaching, activities of the process of continuous change. Conservative, mechanical fragmentation, rigidity of the heavy, difficult view, will make teaching effectiveness, efficiency, and even security issues arise. In this paper, level three (sixth grade second semester) goat sub-Leung classroom teaching unit as an example, to elaborate. First, from the perspective of teaching materials, with the dynamic development