根据教育要“三个面向”的指示精神,现行中学生物学教材的习题及其编排似应进行改革。 1.要根据教材体系统筹编排习题过去,课本中的习题是作为教材正文之外的内容,被安排在各章节之后,所以容易被忽略或欠斟酌。事实上,习题安排得好,会成为整个知识体系中的重要组成部分。安排恰当的问题和习题可引起学生思考,利于深入理解有关知识,最后得出结论,从而留下深刻记忆。因此, According to the instructional spirit of “three orientations” in education, the exercises and arrangement of the current middle school biology textbooks should be reformed. 1. According to the textbook body system to organize the exercises In the past, the exercises in the textbook are outside the text of the textbook and are arranged after each chapter. Therefore, they are easily overlooked or ignored. In fact, well-arranged exercises will become an important part of the entire knowledge system. Arranging appropriate questions and exercises can cause students to think, help to understand the relevant knowledge in depth, and finally draw conclusions, thus leaving deep memory. therefore,