面向全体学生是所有学科教学的基本原则。努力使全体学生达到数学课程目标的基本要求,既是数学教学活动的出发点,又是数学教学活动的落脚点。在教学活动中,问题情境的设计、教学过程的展开、练习的安排等都要尽可能地让所有学生参与,调动每一个学生的主动性和积极性,给每位学生提供发表意见的机会,形成有效的合作交流、师生互动的良好氛围。实践证明,个体差异是存在的,做为教师,我们要面对全体学生,同时关注学 For all students is the basic principle of teaching in all disciplines. Efforts to make all students meet the basic requirements of the mathematics curriculum objectives, both mathematics teaching activities starting point, but also mathematics teaching activities of the end result. In the teaching activities, the design of the problem situations, the teaching process and the practice arrangements should involve all students as much as possible and mobilize the initiative and enthusiasm of each student so as to provide each student the chance to express their opinions and form Effective cooperation and exchange, interaction between teachers and students a good atmosphere. Practice has proved that there is an individual difference, as a teacher, we have to face all students, while paying attention to the study