在传统教学中,一般都是教师根据教学内容向学生提问,学生一一解答。结果一是把学生教得没有了问题,二是学生没有机会提出问题。被动的学习阻碍了学生的发展,抑制了学生的创新思维。在学生构建知识的过程中,总会面对许多新问题、新思想,而不同的学生会有不同的表现形 In traditional teaching, teachers are usually asked questions to students according to the teaching content, students answer one by one. The first result is to teach students that there is no problem and the other is that students have no chance to ask questions. Passive learning hinder the development of students, inhibit students' innovative thinking. Students in the process of building knowledge, will always face many new problems, new ideas, and different students will have different expressions