体育教学是一种特殊的教学过程，它不但要使学生掌握一定的体育科学知识，还要通过各种身体活动、练习，去模仿、掌握必耍的体育技术、技能，以发展身体，增强体质。在这个复杂的过程中，教师不仅要借助于言语符号（口语、书面语）作为载荷信息的载体，对教学内容中的重点、难 Physical education is a special teaching process. It not only requires students to master a certain degree of scientific knowledge of sports, but also exercises various physical activities and exercises to imitate and master the necessary sports skills and skills so as to develop the body and enhance physical fitness . In this complex process, teachers not only rely on the language symbols (spoken language, written language) as a carrier of information on the load, the focus of teaching content is difficult