心理学研究表明:学生的思维过程往往是从问题开始的。问题,是开启学生心智,促进学生思维发展和情感升华的钥匙。课堂是实现有效教学的主阵地,也是帮助学生突破思维障碍的主战场。课堂提问是数学课堂教学的重要环节之一,而课堂上的效提问是帮助学生发现思维障碍、分析思维障碍、解决思维障碍的有效手段,恰如其分的提问能够激发学生学习的兴趣,活跃课堂气氛,增进师生的交 Psychological studies have shown that: the student’s thinking process is often started from the problem. The problem is the key to opening students ’minds and promoting the development of students’ thinking and emotional sublimation. Classroom is the main front for effective teaching and also the main battlefield to help students break through the barriers of thinking. Classroom questioning is one of the most important parts in mathematics classroom teaching. Effective questioning in class is an effective way to help students find thinking disorder, analyze thinking disorder and solve thinking disorder. Exact questions can stimulate students’ interest in learning, active classroom atmosphere, Improve teachers and students to pay