本文主要讲解了笔者在课堂教学中通过精编教学题链、创设教学情境、激发群体智慧、贯穿“学材再建构”充分展示教学思维过程,加强“四基知识”的拓宽和延伸,激发学习兴趣,优化学生主体性学习进程,使数学教学真正成为数学活动的教学。 This article mainly explains the author in the classroom teaching through intensive teaching questions chain, create teaching situations, inspire group wisdom, through the “material construction” to fully demonstrate the teaching thinking process, strengthen the “four bases of knowledge” to broaden and Extend, stimulate interest in learning, optimize the process of students’ subjective learning, make mathematics teaching a real teaching of mathematics activities.