教材是教学之本,是教师教学、学生学习的最主要材料和依据,教学的知识、能力目标和思想认识目标都体现在教材之中。但并不是说教师学生必须唯教材是瞻。为了取得最佳教学与学习效果,师生可以根据自己的个性对教材作适当调整、补充。现以初中 Teaching materials are the basis of teaching and are the most important materials and basis for teachers’ teaching and student learning. Teaching knowledge, ability goals and ideological understanding goals are all embodied in teaching materials. However, it does not mean that teachers and students must use teaching materials only. In order to obtain the best teaching and learning effect, teachers and students can make appropriate adjustments and supplements according to their own personality. Now junior high school