2. Try to lift up when lifting, and the left heel is infinitely close to the ground, but it does not touch the ground.
3. Do 25 movements in each group, rest for 30 seconds in the middle, and do two groups with left and right feet.
4, action 2: squat, legs slightly wider than the shoulders, hands on the chest.
5. When the center of gravity moves down, the knee joint should not exceed the toes.
6, squat to 90 thighs and calves.
7. Do 30 movements in each group, rest for 20 seconds, and do three groups at a time.
8. Action 3: lunge, put your hands on your chest, and your body is lunged when you jump.
9. Replace the left and right casters.
10, the center of gravity should fall between your legs and you can't move forward or backward too much.
1 1, this action is done in groups of 20, divided into three groups, with a break of 20 seconds.