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一、背景在日常教学实践中,教师常常有这样的困惑:同龄的学生,有些人就能够始终以饱满的热情、专心细致地投入学习,而有些人却始终对学习缺乏兴趣,表现得懒散而缺乏自信心.高中学生在生理发展和心理特征上的差异是客观存在的,对数学的兴趣和爱好,对数学知识的接受能力的差异也是客观存在的.尤其是普通高中,学生素质参差不齐,又存在能力差异,导致不同学生对知识的领悟与掌握能力的差距很大,对同一个问题(特别是数学问题),有些同学
First, the background In everyday teaching practice, teachers often have such confusion: students of the same age, some people will always be full of enthusiasm, concentrate on careful learning, and some people have always been lack of interest in learning, showing lazy and Lack of self-confidence.School students in the physical development and psychological characteristics of the difference is an objective reality, the interest and hobby of mathematics, mathematical ability to accept the differences also exist objectively.Especially ordinary high school, the quality of students is uneven , There are also differences in ability, leading to a large gap between the different students’ ability of understanding and mastery of knowledge. For the same problem (especially mathematics), some students