以预防运动创伤为主。准备活动的任务是:1.预防运动创伤;2.热身,提高兴奋性;3.促进动作技术的学习和掌握;4.补偿主教材的不足。设计、组织准备活动时,主要应着眼于预防运动创造。以关节操为主。准备活动内容应以预防容易发生运动创造的身体有关关节为主。学生在体育课中最易受伤的是踝、腕关节,其次是肩、髋关节和腰椎、颈椎。为此.准备活动通常均须列入 To prevent the main trauma. Prepare activities for the task are: 1. To prevent sports injuries; 2. Warm-up to improve excitability; 3. To promote the learning and mastery of motor skills; 4. To compensate for the lack of bishop. Design, organize preparation activities, the main focus should be on preventing movement to create. Mainly to joint exercises. Preparation activities should be based on the prevention of prone to exercise-based body-related joints. Students in physical education are the most vulnerable ankle, wrist, followed by the shoulder, hip and lumbar, cervical. To do so, preparations are usually required