《数学课程标准》中指出,数学学习中自主探索与合作交流是学生学习数学的主要方式。由于学生的家庭背景、自身思维方式和所处的文化环境不同,学生的数学学习活动应当是一个生动活泼的、主动地和富有个性的过程。然而在现实课堂中,我们时常看到的是相同的思路模式、相似的语言表达,尽管形式活泼,但 “Mathematics Curriculum Standards” pointed out that the independent exploration and cooperation in math learning is the main way for students to learn math. Due to the family background of students, their own way of thinking and cultural environment in which they live, the students’ mathematics learning activities should be a lively, active and individualized process. However, in the real classroom, we often see the same way of thinking, similar to the language expression, although the form of lively