一、导言激趣让课堂“动”起来课堂教学中问题的引入很关键,让知识赋予生命力,唤起学生学习的激情,从而引起学习的兴趣,这是数学教师的一个重要任务。教学中,每一章、每一节的新课引出,都从学生熟悉、感兴趣的问题情境引入学习主题,然后来开展数学研究。 First, the introduction of fun to make the classroom “move ” up The introduction of the problem in classroom teaching is the key to let knowledge vitality, arouse the enthusiasm of students to learn, causing interest in learning, which is an important task for mathematics teachers. Teaching, each chapter, each section of the new lesson leads, are from students familiar with the topic of interest in the introduction of the learning theme, and then to carry out mathematical research.