In summer, you can stand naturally, relax your shoulders, droop your arms naturally, put your legs together naturally, hold your chest high and abdomen, keep your eyes level and look forward, keep your shoulders, chest, waist and knees in a straight line, keep your body tense, keep your body stable, stop for 5 minutes and have a short rest. 2. When walking, stand naturally, relax your shoulders, droop your arms naturally, put your legs together naturally, close your eyes gently, raise your left leg at 45 degrees to the ground, bend your left knee naturally, and swing your arms rhythmically at the same time, with your right arm in front and your left arm behind. 3. Sitting in a chair, your hips should occupy 2/3 of the chair, your upper body should be straight, your head should be straight, your eyes should look straight ahead, your legs should be naturally close together, your hands should be on your knees, your fists should be clenched naturally, and your palms should be down. After five minutes of sitting in danger, stop and have a rest. /shoushendongzoo/ 127 14/