密云县山区北庄公社的北庄“五·七”中学,以批林批孔为纲,坚持为三大革命运动服务的方向,结合山区建设改革数学教学。 首先教育学生扎根山区干革命,为三大革命学好数学。经常请社队干部和贫下中农给学生讲新旧社会的对比、农业学大寨运动、山区远景规划,对学生进行阶级教育、路线教育和形势教育,亲自带领学生参加社队三大革命运动,不断培养学生树立热爱山区、建设山区、 Beichuan Village of Beizhuang Commune, Beizhuang Commune in Miyun County Mountainous Area of ​​Miyun County, with the approval of Lin and Kong as the key link and the direction of service for the Three Revolutionary Movements and the reform of mathematics teaching in mountainous areas. First educate students to take root in mountainous areas and learn mathematics well for the three revolutions. Often ask the cadres of the communitarian team and the poor peasants and middle peasants to give comparison to the old and the new to the students, the Dazhai Campaign in Agriculture, the mountainous vision planning, the class education, the route education and the situation education for students, and personally lead the three major revolutionary movements of the communes and social teams and keep cultivating Students establish a mountainous area, build mountainous areas,