教学有法,但无定法。“无定法”是说数学教学没有永恒的一成不变的教学方法,即使人们公认的某种行之有效的教学法,教师在实践中也必须因校、因人(指教师)、因时、因学生、因教材而异,这就是所谓“无定法”。下面是我在教学中常采用的环节教学法。不过并不 Teaching method, but no law. The “indefinite method” means that mathematics teaching does not have an eternal and rigid teaching method. Even if people recognize a certain effective teaching method, teachers must also rely on the school, the person (teacher), and the time, in practice. Because of the differences between students and textbooks, this is the so-called “infinite law.” The following is a part of my teaching method often used in teaching. But not