重庆市体育大课间改革示范学校、合川区体育传统项目学校初夏的重庆,清晨还透着些凉爽。早操前,大石中学操场上晨跑的学生就络绎不绝了。初三、高三的同学文化课学习虽然紧张,早练一直坚持。跑完步后,有的班级还得跳几分钟的绳,有的班级会自发地跳上几组梯子,才会结束早上的运动。大石中学的课间操是极具民族特色的。下课前几分钟,体育老师和值周老师都已到达指定的位置,准备组织学生入场。下课铃一响,在老师或体育委员的带领下,排列整齐的两路纵队跑向运动场。先行进入 Chongqing City, a large demonstration of sports reform classes, a traditional Chongqing Hechuan Sports School project in Chongqing early summer, but also reveals some cool in the morning. Before morning exercise, students from morning run at Dashi Middle School flocked to the market. Third, third year of classmates class study Although nervous, early practice has always insisted. After running, some classes have to jump a few minutes rope, and some classes will automatically jump on several groups of ladders, will end the morning’s exercise. Dashi Middle School class exercise is very ethnic characteristics. A few minutes before get out of class, the PE teacher and WEE teacher have arrived at the designated location to prepare for the admission of students. After the bell rang, under the leadership of the teacher or sports commissioner, the two columns arranged neatly ran toward the stadium. Enter first