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问题是数学的心脏.一个好的问题可以为学生思维提供适当的起点和正确的指向,可以引发学生深入思考,产生思维的碰撞,还可以拉长学生思维的爬坡过程、拓宽学生思维的广度,从而使思维在复杂的情境中得到细腻的省察和从容的舒展.中国的数学教学特别讲究“设问”的艺术[1].这种“讲究”不仅
The problem is the heart of mathematics. A good question can provide a proper starting point and correct orientation for students’ thinking. It can lead students to think deeply and create a collision of thoughts. It can also lengthen the process of climbing students’ thinking and broaden the breadth of students’ thinking. , so that the thinking in the complex situation has been delicately examined and calmly stretched. The Chinese mathematics teaching is particularly concerned about the art of “questioning” [1]. This “exquisite” not only