一、问题的提出章建跃老师在《对高中数学新课标教学的若干建议》一文中认为构建恰时恰点的问题(系列)是有效教学的基本线索,“问题引导学习”应当成为教学的一条基本原则,有了恰时恰点、适度的问题,学生有效的独立思考、自主探究、合作交流才能有平台.所以探究式教学应以学生已有认知为基础,是围绕问题展开且最 First, the issue put forward Zhang Jiangyue teacher in the “high school mathematics teaching a number of new proposals,” a text that the right moment to build the right questions (series) is the basic clues to effective teaching, “problem-oriented learning” should be teaching A basic principle, with just the right and proper questions, students effective independent thinking, independent exploration, cooperation and exchange can have a platform.Therefore, inquiry-based teaching should be based on the students already know, is around the problem and most