近日我市进行了一次说题比赛,作为评委,笔者聆听了所有比赛选手的讲述,深切地感受到解题教学的有效性与教师对数学问题是否有深刻、本质的认识是分不开的.下面整理两个比赛片段加以分析,结合笔者的赛后再思考,一来对一道解析几何问题加以剖析,二来对如何实现有效的解题教学谈谈自已的看法.1说题题目 Recently, the city conducted a topic contest, as a judge, the author listened to all contestants about the game, deeply feel the effectiveness of problem-solving teaching and teachers whether there is a profound mathematical problem, the essential understanding is inseparable. The following two games to organize fragments to be analyzed, combined with the author after the game to think about, to analyze a geometric problem analysis, and secondly, how to achieve effective problem-solving teaching to talk about their own views.