教材是知识的载体,是师生教与学的中介,但只是提供了学生学习活动的基本材料,它需要每一位教师实践。在进行数学新教材的教学实验中,笔者感到新教材较之旧教材有很大的变化,新教材更加关注学生的生活经验和社会、科技的发展,较好地体现了师生、生生和课本之间的交流对话,在表现 Textbook is the carrier of knowledge, is a teacher and student teaching and learning intermediary, but only provides the basic material for student learning activities, it requires every teacher practice. In the experiment of teaching new mathematics textbooks, the author felt that the new textbooks changed greatly compared with the old textbooks. The new textbooks pay more attention to the students ’life experience and the development of society and science and technology, and better reflect the teachers and students, students’ life and textbooks The exchange of dialogue between the performance