中学数学课本不仅是教师传授知识的依据,也是培养学生的基本数学思想、方法、和能力的依据。在教学中只有紧扣课文把学习知识与培养能力紧密结合起来,才能使学 High school math textbooks are not only the basis for teachers to impart knowledge, but also the basis for cultivating students’ basic mathematics ideas, methods, and abilities. In teaching, it is only by tying the texts closely that the learning knowledge and the ability to cultivate are closely combined.