《义务教育数学课程标准》指出:“有效的数学学习活动不能单纯地依赖模仿与记忆,动手实践、自主探索与合作交流是学生学习数学的重要方式。”可见,改变单一的灌输式教学活动不仅能够保护学生的学习兴趣,激发学生的学习热情,而且,对数学课程价值的展示以及高效课堂的顺利实现也有着密切的联系。 The standard of compulsory education mathematics curriculum states: “Effective mathematics learning activities can not rely solely on imitation and memory, hands-on practice, independent exploration and cooperation and communication are important ways for students to learn mathematics.” "It can be seen that changing a single inculcating teaching Activities not only can protect students ’interest in learning and stimulate students’ enthusiasm for learning, but also have close connection with the display of the value of mathematics curriculum and the smooth realization of efficient classroom.