精心铺垫精心讲解精心练习──提高小学数学课堂教学效果三要领刘小兵（南昌市郊区教研室）堂教学是整个教学工作的中心环节，是教学的基本组织形式．也是学生获取知识的主要阵地。课堂教学结构可粗略地分为三步：复习铺垫、传授新知、巩固练习。要提高课堂教学效果，减轻... Carefully elaborate elaborate meticulous practice ─ ─ improve primary school mathematics classroom teaching three essentials Liu Xiaobing (Nanchang suburban Department) classroom teaching is the center of the teaching work is the basic form of teaching. It is also a major area for students to acquire knowledge. Classroom teaching structure can be roughly divided into three steps: reviewing bedding, imparting new knowledge and consolidating exercises. To improve classroom teaching, reduce ...