学生在初中时候学习了一些生物基础知识,那些知识相对比较简单且贴近生活,他们有着浓厚的学习兴趣。但是在学习高中生物的过程中,抽象的概念和理论越来越多,难以理解和枯燥乏味的内容也越来越多,学生短时间内难以理解、消化和吸收,从而导致学生学习生物的兴趣越来越淡。所以在教学过程中如何培养和增强学生学习兴趣是教师首要思考的问题。优化课堂教学设计课堂结构是指教学的组织结构环节或实施步骤。教学目标是优化课堂教学结构的 Students in junior high school learned a few basic knowledge of biology, those knowledge is relatively simple and close to life, they have a strong interest in learning. However, in the process of learning high school biology, there are more and more abstraction concepts and theories, more and more difficult to understand and boring contents, and the students’ understanding, digestion and absorption in a short time can lead students to learn the interest of biology More and more light. Therefore, in the teaching process how to develop and enhance student interest in learning is the primary thinking of teachers. Optimize classroom teaching design classroom structure refers to the teaching of organizational structure or implementation steps. Teaching goal is to optimize the classroom teaching structure