《数学课程标准》特别提出数学教学是数学活动的教学,数学活动是学生经历数学化过程的活动,是学生自己构成知识的活动,这表明学生是数学学习的主人。 The Mathematics Curriculum Standard specially put forward that mathematics teaching is the teaching of mathematics activities. The mathematics activity is the activity of the students going through the process of mathematics and the activities of the students forming their own knowledge, which shows that the students are the masters of mathematics learning.