《数学课程标准》指出:学生是数学学习的主人,教师是学习活动的引导者和组织者。然而,在数学课堂上一味追求学生的主体作用,强调学生的自得、自省,放弃教师的指导、引导现象还是大有人在的。教学放任自流,造成了课堂重自主、轻实效的局面,该学的学不 The Mathematics Curriculum Standard states that students are the masters of mathematics learning and that teachers are the guides and organizers of learning activities. However, in the math class blind pursuit of the main role of students, emphasizing students’ self-esteem, introspection, to give up the guidance of teachers, to guide the phenomenon is still a lot of people. Teaching laissez-faire, resulting in classroom self-reliance, light effect of the situation, the school’s study does not