国际范围内的教育改革,都非常重视课程的改革,都非常重视课本的研制和开发.作为师生共用的教学和学习的主要教材的课本既是一定时代教育理念的体现,又是教学和学习实践的根本依据和材料.现代意义的课程,都倡导学生的自主、探究和合作学习方式的实践生成论和基于师生交往的互动、互惠的师生关系.所以,学习指导语(课本中用来简要说明所要学习的主要内容、帮助抓住课文的中心、标明研究和 Internationally-oriented education reform attaches great importance to curriculum reform, and attaches great importance to the development and development of textbooks.As a common textbook for teaching and learning shared by teachers and students, it is not only the manifestation of the educational concept in a certain period but also the teaching and learning practice The fundamental basis and materials.Currently the meaning of the course, advocate students’ autonomous, exploratory and cooperative learning mode of practice generation theory and based on the interaction between teachers and students interaction, reciprocity relationship between teachers and students.Therefore, learning instruction (used in textbooks Briefly describe the main content to be learned, help grasp the center of the lesson, and indicate research and / or research