生物教材中的图解、示意图、结构图等插图,大多是教材中的重点和难点内容.它具有较强的直观性和趣味性,对于激发学生学习兴趣,充分挖掘大脑思维潜力,增强理解记忆等,有着纯语言无法比拟的优势.因此,注重插图教学,对突出重点,突破难点,提高课堂效率,有着事半功倍的效果. Illustrations, diagrams, structure diagrams and other illustrations in biology textbooks are mostly important and difficult contents in the textbooks. It has strong intuition and interest, stimulates students’ interest in learning, fully taps the brain’s thinking potential, enhances understanding and memory, etc. , has the advantage that the pure language cannot compare. Therefore, pays attention to the illustration teaching, has the effect to make the focus, breaks through the difficulties, enhances the classroom efficiency, has the multiplier effect.