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结合教学实践,提出了有效优化题组设计的方法:抓住相通点设计题组,全面掌握知识;抓住易混点设计题组,深刻理解知识;抓住变化点设计题组,深化发展知识。实践证明,有效的题组练习能切实提高教学实效。
Combining with the teaching practice, this paper puts forward a method to effectively optimize the group design: grasping the design group of the common points and grasping the knowledge comprehensively; grasping the design group of easy to mix points to deeply understand the knowledge; grasping the change group to design the group and deepening the development knowledge . Practice has proved that effective group exercises can effectively improve the effectiveness of teaching.