Action 2: Don't bend your back, knees and feet.
Action 3: straighten your back and hips, press down, and your knees will not sink more than your toes.
Move four abdominals and find thighs and legs straight.
Action 5: Put your feet and knees together.
Action: Hold your toes with six hands and straighten your legs with one hand.
Action 8 Keep your legs straight and your chest as close to your knees as possible.
Action 8 Stretch your legs alternately