创新是一个社会发展的动力,是现代青年人必需具备的一种基本素质。培养学生独立思考的习惯,激发学生的创新意识,训练学生的创造能力是学好科学的重要前提,也是对未来工作和生活的一种有意锻炼。要实现这一目的,就要打破常规,对教材中的内容灵活加以变化,采用各种形式的教学,充分发挥学生的想象力,调动 Innovation is a driving force for social development and a basic quality that modern young people must possess. Cultivating students’ habits of thinking independently, stimulating students’ sense of innovation, and training students’ creative abilities are important prerequisites for learning science. They are also an intentional exercise for future work and life. To achieve this goal, it is necessary to break the convention, change the contents of the teaching materials flexibly, adopt various forms of teaching, give full play to the imagination of the students, mobilize