数学教学中,提问是师生思想交流最直接、最有效的方式。一个好的提问,能够启发学生积极思维,调动学生学习的积极性。对学生正确的课堂提问,就是对学生动手实践、自主探索、合作交流过程的检测。因此,教师设计巧妙的提问来指导学生进行有效练习,这是非常重 In mathematics teaching, questioning is the most direct and effective way of thinking exchange between teachers and students. A good question, can inspire students to actively think, to mobilize the enthusiasm of students. Questioning students correctly in the classroom is a test of students’ hands-on practice, self-exploration and cooperation and exchange. Therefore, it is very important that teachers design clever questions to guide students to practice effectively