人们常说,要给学生一滴水,教师要有一桶水。笔者认为这里的“一桶水”不光指教师的学历与水平,更主要指教师要有居高临下的教学能力,即讲透教材思想原理的能力、教会学生解题方法的能力,无意之中吸引学生偏爱所教学科的能力。作为一个数学教师来说,要具有以上能力的一个重要途径就是要认真钻研教材。 怎样钻研教材?除要掌握每节课的知识结构体系,它与前后知识之间的联系,它在 People often say that to give students a drop of water, the teacher needs a bucket of water. The author believes that “a bucket of water” here refers not only to the academic qualifications and level of the teacher, but also to the teacher’s ability to have a commanding teaching ability, that is, the ability to understand the ideological principles of the textbook and teach students how to solve the problem. This inadvertently attracts students. Preference for teaching ability. As a math teacher, an important way to have these skills is to study the materials carefully. How to study teaching materials? In addition to the knowledge structure of each lesson, it is related to the knowledge before and after it.