分析教材、研究教材是教师备课的重要一环．教师处理教材能力的高低直接影响着教学效果，那种照本宣科、就事论事的处理方法，只能传授给学生死的知识，谈不上能力的培养，只有将教材内容作纵向挖掘，横向结合，再加上灵活的教学方法，才能既使学生学到知识，又能培养其能... Analysing teaching materials and researching teaching materials is an important part of teacher preparation. The ability of teachers to deal with teaching materials directly affects the effectiveness of teaching. The kind of methods used to teach subjects and discuss matters can only teach students the knowledge of death, not to mention the cultivation of their abilities. Only the content of textbooks can be dug out vertically and horizontally, and then combined. Flexible teaching methods can not only enable students to learn knowledge, but also to cultivate their ability...