学生是学习活动的主人。作为教师,在教学中应激发学生的学习积极性,向学生提供充分从事数学活动的机会,帮助他们在自主探索和合作交流的过程中,理解和掌握基本的数学知识与技能、数学思想和方法,获得广泛的数学活动经验。这些活动经验的积累,逐渐会成为学生从事解释、应用、探索、交流、经历、体验、灵活运用等一系列数学活动的主要的技术支持, Students are the masters of learning activities. As teachers, they should stimulate the enthusiasm of students in teaching and provide students with opportunities to fully engage in math activities so as to help them understand and master basic math knowledge and skills, mathematical ideas and methods in their own exploration and cooperation and exchange, Gain extensive experience in math activities. The accumulated experience of these activities will gradually become the main technical support for students in a series of mathematical activities such as explaining, applying, exploring, exchanging, experiencing, experiencing, using flexibly,