一、以线带面,抓好双基 学好基础知识,加强基本训练,是学好数学的根本。在复习中教师必须引导学生对基础知识加以深化。当然,方法可以多样,而将有关的知识串成一条线,以线带面,组成知识网,乃是一项经常用到且有成效的复习方法。 First, take the line with the surface, do a good job of learning the basic knowledge and basic training, is the fundamental to learn mathematics. During the review, teachers must guide students to deepen basic knowledge. Of course, methods can be varied, and stringently associating relevant knowledge into a single line, bringing lines together to form a knowledge network is a frequently used and effective method of review.