【北京部分区县未来3天停止中小学生户外锻炼】北京市教委消息：据预报未来三天北京通州、密云、大兴、门头沟、房山地区空气质量指数将达到极重污染。市教委要求上述区县通知所属中小学，未来三天停止学生户外锻炼活动，体育课安排在室内。其他地方根据空气情况减少或停止学生户外锻炼。（记者丁静）

[Beijing part area county the next three days to stop primary and middle school students outdoor exercise]The Beijing municipal education commission news:According to forecast the future three days Beijing tongzhou/miyun/daxing/vallely/Well as the regional air quality index will reach very heavy pollution.Municipal education commission request the districts and counties notify its primary and secondary schools,The next three days to stop students outdoor exercise activities,Physical education arrangement in the interior.Other places according to the air condition to reduce or stop students outdoor exercise.(Reporter DingJing)