一、创设问题情境,变生搬硬套为灵活多样为了提高教学效率,教师可从日常生产、生活实际,从课本例题、习题的拓展,从实验的对比和延伸,从学生疑难、困惑的解答等背景资料中提炼出进行探究的问题,引导学生分析、思考,将实验内容条理化、具体化,借助假设或猜想,并通过符合客观实际的验证,得出结论,从而激发学生的学习兴趣,培养其发现问题、解决问题的能力。 First, the creation of the problem situation, change the rigid and flexible to diversify In order to improve the efficiency of teaching, teachers from the daily production, the actual life, from textbook examples, exercises to expand, from the experimental contrast and extension, from students difficult, puzzling answers background information To explore the problem of inquiry, to guide students to analyze, think, the experimental content of the physicalization, with assumptions or conjectures, and through the verification of objective reality, draw conclusions to stimulate students interest in learning and develop their findings Problem, the ability to solve problems.