卢梭说过:“问题不在于告诉他一个真理,而在于教他怎样去发现真理”.教育已不再满足于选择和培养少数优秀人才,而要求大力普及教育,努力提高劳动者大军的科学文化素质.学生活动中教师可以提示学生,让学生自己通过实验或推理去理解原理,让所有学生掌握在复杂社会中求得自身发展所必须具备的知识和技能.那么,如何促进学生发现问题并解决问题,本文就结合《金属的化学性质》第一课时教学, Rousseau said: “The problem is not to tell him a truth, but rather to teach him how to find out the truth.” Education is no longer satisfied with the selection and cultivation of a few outstanding talents, but calls for the popularization of education and efforts to raise the ranks of the working people Scientific and cultural quality.Students in activities of teachers can prompt students to allow students to experiment or reasoning to understand the principle, so that all students in complex societies to develop their own knowledge and skills necessary to develop.So how to promote students to find problems And solve the problem, this article combines “the nature of the metal” the first class teaching,