培养学生的思维能力是数学教学的目的之一。而学生思维的积极性和主动性有赖于教师的循循善诱,精心启发。因此,启发学生思维是课堂教学的重要任务之一。学生理解教材,是个复杂的思维过程,为了使学生正确地进行思维,教师要善于运用比较、分析、综合等逻辑思维方法和归纳、演绎等逻辑推理形式,来引导和组织学生的思维过程,让学生通过自己动脑,动口,动手,去观察,去探索,去发现 Cultivating students’ thinking ability is one of the purposes of mathematics teaching. The enthusiasm and initiative of students thinking depends on the instructor to induce, carefully inspired. Therefore, to inspire students thinking is one of the important tasks in classroom teaching. Students understand the teaching materials, is a complex process of thinking, in order to enable students to think correctly, teachers should be good at using comparative, analysis, synthesis and other logical ways of thinking and induction, deduction and other forms of logical reasoning to guide and organize students thinking process, let Students through their own brains, mouth, hands, to observe, to explore, to discover