一、明确目标,激发学生学习兴趣兴趣产生于认识和需要,是人们力求认识某种事物的心理倾向,也是参与学习的强大力量,夸美纽斯曾说:“不了解其用途的知识,对学生来说无异于来自其他世界的怪物,学生会毫不关心它的存在,更不会产生掌握它的需求”。二、认真钻研教学大纲和分析教材钻研教学大纲和分析教材两者既有密切联系而又有区别,他们是生物学教师进行生物学教 First, a clear goal, to stimulate students interest in learning arises from awareness and needs, is that people strive to recognize the psychological tendencies of something, but also a powerful force in learning, Comenius said: "Do not understand the knowledge of its use, To the students is no different from monsters from other worlds, students will care about its existence, but will not have to master its needs. Second, conscientiously study the syllabus and analysis of teaching materials Study syllabus and analysis of both the existing teaching materials are closely related and there are differences, they are biological biology teaching biology