中学生挺身式跳远的教学一般是安排在蹲踞跳远教学之后。因此,学生在起跳技术上已有一定的基础。在这种情况下,挺身式跳远的教学重点应该放在教会学生掌握正确的空中姿势上。从空中姿势来看,挺身式跳远有三种方式:单臂上举挺身、双臂上举挺身和单臂绕环挺身。单臂上举挺身式的动作要领: 起跳后身体腾起至接近最高点时,摆动腿以大腿带动小腿向下后放摆,同时摆动腿侧的手臂经前向上后摆,异侧手臂掌心向前、经前向下、后放摆,当摆动腿大腿后摆过垂直面、同侧臂上摆过垂直面、另侧臂下摆过垂直面时,形成挺身动作。双臂上举挺身式的动作要领: 起跳后身体腾起至接近最高点时,摆动腿以大腿带动小腿向下后 High school students to leap forward teaching is generally arranged in the long jump after squatting teaching. Therefore, students have a certain basis in the take-off technique. In this case, the teaching of leaping forward should focus on teaching the students to master the correct air posture. From the air posture point of view, there are three ways to stand-up long jump: arm lift up, arm up to lift and stand up around the ring. Arm up on the move type action essentials: take off after the body soared to the highest point, the swing leg to the lower leg after the thigh to move the swing, while swinging the leg side of the arm by the front to the rear swing, the opposite arm palm to the Before, after before the next, put the swing, swinging thigh after swinging the vertical plane, ipsilateral arm swinging vertical plane, while the other side of the lower arm over the vertical plane, the formation of prop up action. Arms up on the move type action essentials: take off after the body soared to near the highest point, the swing leg to the thigh leg down