课堂教学是学校教育活动的基本组织形式,是传授知识,培养能力的主要途径。现在教育要求在数学教学中把全部思维过程展现出来,并在这个全过程中提高学生的参与意识,使学生不但学到知识而且提高能力,这就要求学生要有参与意识,使学生 Classroom teaching is the basic organizational form of school education activities and the main way to impart knowledge and cultivate abilities. Nowadays education requires that all thought processes should be demonstrated in mathematics teaching. In this whole process, students should be more aware of their participation and make students not only acquire knowledge but also improve their abilities. This requires that students have a sense of participation so that students