单挂膝摆动上是中小学体育教学大纲中的内容之一,在教学实践中学生往往较难掌握或完成动作质量不高,主要原因大多是挂膝摆动时摆动腿向前上方伸腿伸髋不够,摆动半径小,前摆不制动,后摆时摆动腿过不了杠下垂直面,因而不能带动上体,于是形成屈臂拉杠、爬杠等不正确动作。以往常采用的教学 The single knee-hanging swing is one of the contents of the primary and secondary school physical education syllabus. In the teaching practice, the students often have difficulty in grasping or completing the action with low quality. The main reason is that most of the main reasons are that the swinging leg swings forward and the upper leg stretches and the hip extension is not enough. The swing radius is small, and the front swing is not braked. When the swing swings back, the swing leg can’t cross the vertical surface of the bar, so it can’t drive the upper body, so the improper movement of the bent arm pull bar and the cramped bar is formed. Teaching used in the past