如何提高学生学习生物的兴趣,如何组织和设计好每一节课,这是广大生物教师一直在思考的问题,也是提高生物教学效果的关键。中学生正处于长身体、长知识的时期,他们具有较强的求知欲,但有时注意力不易集中,易受到外界环境等因素的影响,从而产生偏科等现象。因此,如何为学生创造一个良好的课堂环境,激发学生的求知欲是非常重要的。 How to improve students’ interest in learning biology and how to organize and design each lesson is a question which the majority of biology teachers have been thinking about. It is also the key to improve the effectiveness of biology teaching. Secondary school students are in a period of long physical and long learning. They have strong thirst for knowledge. However, sometimes they are not easily concentrated in their attention and are easily affected by factors such as the external environment, resulting in the phenomenon of partial subjects. Therefore, how to create a good classroom environment for students and stimulate students’ curiosity is very important.