教材是最主要的课程资源,是教师进行教学活动的主要依据,是学生进行学习活动的基础。在教学实践中,必须基于课标,根据不同的学情进行重构,活用、巧用、妙用教材进而优化教学设计,体现适切性与灵活性,使之符合学生实际认知水平与学习能力,拓宽学生的知识面,提高其自主学习、自我探究的能力,实现教学的针对性和有效性,做教材的开发者、创造者,提高学生学习积极性,提升课堂教学效益。 Teaching material is the most important curriculum resources, is the main basis for teachers to carry out teaching activities, is the basis for students to carry out learning activities. In teaching practice, we must optimize the teaching design based on the curriculum standard, according to different learning conditions, to optimize the teaching design, to reflect the appropriateness and flexibility, so that it is in line with the students’ actual cognitive level and learning ability , Broaden the students’ knowledge, enhance their ability of self-learning and self-exploration, realize the pertinence and effectiveness of teaching, make the developers and creators of teaching materials, improve the enthusiasm of students and improve the efficiency of classroom teaching.