爱因斯坦说过,提出一个问题往往比解决一个问题更重要。没有问题就没有紧张的思维活动,更谈不上创造性思维活动。一切探索、发现、创造都是围绕问题展开的。可见在数学教学中设计合理而巧妙的问题,是激发学生积极思维、主动获取知识的关键,是提高学生思维能力、发挥他们潜在的创造能力 Einstein said it is often more important to ask one question than to solve one. No problem there is no tension in thinking activities, let alone creative thinking activities. All exploration, discovery, creation are built around the issue. Can be seen in mathematics teaching rational and ingenious design issues, is to stimulate students to think actively and take the initiative to acquire knowledge is to improve students’ thinking ability, to develop their potential to create