高三数学复习 ,面临内容多时间紧的矛盾 ,因此复习课教学必须精、准 ,处理教学内容的原则贵在精 ,而精的关键则在准 .若长期就题论题 ,一题一法 ,则势必造成学生负荷过重 ,陷于题海 ,事倍功半 .教学实践证明 ,合理选题 ,一线串珠 ,以线带面 ;或一题多解 ,一题多变 ,发散思维 , The third grade mathematics review is faced with the contradiction of tight content and many times, so the review class teaching must be precise and accurate, and the principle of processing the teaching content is expensive, but the key to fineness is accurate. If the topic is long-term, a problem is a method, then It will inevitably cause students to become overburdened and fall into the sea of ​​problems. It will be twice as effective. The teaching practice has proved that a reasonable choice of topics, first-line beading, line-to-face, or multi-analysis of a problem, a changeable subject, divergent thinking,