教材习题的二次开发,是指教师依据课标的精神和要求,站在学生的角度,对教材习题进行再加工、再创造,从而使之更好地适应具体的教学情景和学生的学习需求。教材习题的二次开发在引导学生积极开展自主性学习,拓宽学生的视野,使之体验过程与方法,形成科学思维等方面有独到之处。笔者结合具体教学案例谈谈对教材习题的二次开发及其作用。一、通过二次开发实现教材习题的导入功能不少教材习题在发挥巩固新知的基本功能的同 The secondary development of textbook exercises refers to teachers ’re-processing and re-creation of textbook exercises based on the spirit and requirements of the curriculum standard, so as to make them better adapted to specific teaching situations and students’ learning needs. The secondary development of textbook exercises is unique in guiding students to actively carry out autonomous learning, broaden students’ horizons, make them experience the process and methods, and form scientific thinking. The author combines specific teaching cases to talk about the secondary development of textbook exercises and its role. First, through the secondary development of textbook exercises to achieve the function of a lot of textbook exercises in the consolidation of the basic functions of the new knowledge of the same