《数学课程标准》指出:“使学生具有适应终身学习的基础知识、基本技能和方法。”预习就是符合“终身教育、终身学习”的现代教育的基本技能和方法。在知识的更新日新月异的今天,一个人能从老师那里学到的知识是有限的,但是如果学会了自学的方法,养成良好的思维习惯,对于他们的不断成长和进步是更加有用的。一、预习的好处——未成曲调先有情现代教育学主张:“要让学生动手、动脑做数学,而不是用耳朵听数学”。因此为了改变我们现成的教学(演绎的 The Standard of Mathematics Curriculum states: “The basic knowledge, basic skills and methods that enable students to adapt to lifelong learning are provided.” The preparation is the basic skills and methods of modern education in line with “lifelong education and lifelong learning.” At a time when knowledge is updated rapidly, the knowledge a person can acquire from a teacher is limited, but developing a good habit of thinking if they learn the self-learning method is more useful for their continuous growth and progress. First, the benefits of preview - untrustworthy first affectionate modern education advocate: “let the students hands, mind to do mathematics, rather than listening to mathematics with their ears.” So in order to change our ready-made teaching (deductive