复习阶段,习题是教学的主要载体。精心设计弹性练习是高效复习的前提。我们要跳出书本,精心提炼复习内容的点、线、面,做到从点上切入,线上突破,面上整合,让习题充满张力,引领学生理清知识 Review stage, exercises are the main carrier of teaching. Well-designed flexible practice is a prerequisite for efficient review. We have to jump out of the book and carefully refine the points, lines and surfaces of the review contents so that we can cut through the points, make breakthroughs on the surface and integrate on the surface so that the exercises are full of tension and lead the students to clarify the knowledge