教学大纲和课本是教师教学的依据。教师只有认真学习教学大纲和吃透教材,才能准确把握课堂教学的目的要求,才能在教学中做到有的放矢。生物课堂教学的目的要求,要从知识教育、能力培养和政治思想教育三方面综合考虑,不能顾此失彼。教学方案是教师对整个一课教学设计意图的体现。教学方案设计的重点是教学过程 Syllabus and textbooks are the basis for teachers' teaching. Only by conscientiously studying the teaching syllabus and teaching materials can the teachers accurately grasp the purpose and requirements of the class teaching so that they can be targeted in teaching. The purpose of biological classroom teaching requirements, from the knowledge education, ability development and political thinking of the three aspects of comprehensive consideration, can not give up. Teaching plan is a reflection of the teacher's intent on teaching the whole lesson. Teaching program design focuses on the teaching process