教材是联系课标、学生和教师的纽带,是课程标准的具体体现者。教材的编写需要协调课标、学生、教师三者之间的关系,要有利于学生对生物学知识的学习。人教版生物教材在编写中较好地处理了这些关系。其显著特点就是将相关知识的不同内容分 The teaching materials are links between the curriculum standards, students and teachers, and they are the concrete expressions of the curriculum standards. The preparation of teaching materials needs to coordinate the relationship among the curriculum standards, students and teachers, and it is beneficial to students’ learning of biological knowledge. PEP biological textbooks dealt with these relationships well in its preparation. Its distinctive feature is that it divides the different content of relevant knowledge