合作在当今社会具有越来越重要的作用。我国新课程改革倡导的重要学习方式之一就是合作学习,《数学课程标准》中明确提出“有效的数学学习活动不能单纯的模仿与记忆,动手实践,自主探索与合作交流是学生学习数学的重要方式。 Cooperation is playing an increasingly important role in today’s society. One of the important learning methods advocated by the new curriculum reform in our country is cooperative learning. The standard of mathematics curriculum explicitly states: ”Effective mathematics learning activities can not be imitated and memorized simply. Hands-on practice and exploration and cooperation and cooperation are students’ Important way