目前中学教学改革的明显变化是，教材的变化很大，生物教材的内容普遍注重了科学方法培养、学生的活动和动手实验，体现在“做中学”的科学课程思想，而且不同学校使用不同版本的教材。教学要求上的明显变化是，科学知识内容的数量上减少了，但以学生探究和活动的方式学习科学 At present, the obvious change in the reform of middle school teaching is that the teaching materials have undergone great changes. The content of biological teaching materials has generally focused on the cultivation of scientific methods, student activities and hands-on experiments, reflected in the idea of ​​“learning by doing” science courses, and different schools use different versions. Teaching materials. The obvious change in teaching requirements is that the amount of scientific knowledge is reduced in number, but learning science in the way of student inquiry and activities