一年多来,我省各中学都采用人民教育出版社新编的平面几何课本(暂用本)。这本书优点很多,做到了概念从实际引入,问题从实际提出;加强了理论联系实际;去掉了不必要的繁琐论证和不切实际的难题。学生容易理解和接受。但也有一些缺点,几何图形的性质删去多了些;推理论证重视不够;解题步骤和方法缺乏规范性。影响了学生对基础知识和基本技能的掌握。因此,不少教师反 Over the past year, all secondary schools in our province have adopted the People's Education Publishing House's new flat geometry textbook (tentative use of the book). The book has many advantages, so that the concept is introduced from reality, the question is put forward from the reality; the theory is linked with reality; the unnecessary complicated argument and unrealistic problems are eliminated. Students easily understand and accept. However, there are some shortcomings, the nature of the geometric deletion of more; reasoning argument is not enough; problem-solving steps and methods lack normativity. Affected students mastery of basic knowledge and basic skills. Therefore, many teachers counter