《数学课程标准》在课程实施建议中指出:“数学教学要紧密联系学生的生活实际,从学生的生活经验和已有知识出发,创设生动有趣的情境,为学生提供从事数学活动的机会,激发学生对数学的兴趣以及学好数学的愿望。”所以,问题情境创设的重要性已被广大教师所接受,并已在课堂教学中加以实施。为了创设良好的课堂氛围,教师都要花费不少精力,绞尽脑汁地创设有新意的问题情境,以达到调动学生学习热情和得到听课者好评的目的。但是也有些教师刻意追求,东施效颦,创 “Mathematics Curriculum Standards” in the course of implementation of the recommendations that: “Mathematics teaching should be closely linked to the students ’actual life, starting from the students’ life experience and existing knowledge, to create vivid and interesting context for students to provide mathematical activities, Stimulate students interest in mathematics and desire to learn mathematics. ”Therefore, the importance of problem situation creation has been accepted by the majority of teachers and has been implemented in classroom teaching. In order to create a good atmosphere in the classroom, teachers must spend a lot of energy, rack their brains to create a new problem situation in order to mobilize the enthusiasm of students and listeners receive the praise. However, some teachers also deliberately pursue their own interests