数学教师在备课时,总是要围绕这节课的重难点设计一个或几个核心问题,目的不仅仅是为了得到正确答案,更是为了促进学生思考,加深学生的理解,实现高效的教与学。为了能够较好地达成这一目标,设计问题时应该遵循一定的程序,那就是铺垫、提问、等待、倾 When preparing a lesson, a math teacher should always design one or several core questions around the heavy and difficult points of the lesson. The purpose is not only to get the correct answer, but also to promote students’ thinking, deepen their understanding and achieve effective teaching and learning learn. In order to be able to achieve this goal, design problems should follow certain procedures, that is, bedding, questions, waiting, dumping