绝招1:椅子桥方法:借助教室、家里的椅子,让学生仰卧在上面(见图1、图2)。实效:(1)这个动作能让学生安全地体会身体反向伸展、手触地,脚蹬地,头朝下看手、看地面的动作;(2)学生在学校、在家里都可以方便练习。练习时间或次数可以自己控制,也可以4拍1动坐起、躺下,体会拉、伸腰腹肌的用力;(3)随着学生完成动作的难易程度,可以调换不同高度与 Trick 1: chair bridge method: With the classroom, home chair, let students sit on it (see Figure 1, Figure 2). Effectiveness: (1) This action allows students to safely experience the reverse body extension, hand touch, pedal, head and hand down to see the ground movements; (2) students at school, at home can facilitate the practice . Practice time or the number of times can be controlled by yourself, you can also 4 1 beat up, lay down, experience pull, stretch the strength of the abdomen; (3) With the difficulty of students to complete the action, you can exchange different heights