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数学课程标准指出:“教学活动是师生积极参与、交往互动、共同发展的过程。”所谓师生互动是指在教学中教师为增加课堂气氛,由教师先发起,再引导学生与自己合作或学生之间相互合作而实现某一教学目的的教学方式。同时,课标还明确提出,在教学活动中,教师要选择适当的教学方式,因势利导,适时调控,努力营造师生互动、生生互动、生动活泼的课堂氛围,形成有效的学习活动。因此,学习活动的有效性与课堂能否实现良性的师生互动息息相关。而如何实现有效
The standard of mathematics curriculum states that: “Teaching activities are the process of active participation, interaction and mutual development of teachers and students.” The so-called interaction between teachers and students refers to the teacher in teaching to increase the classroom atmosphere, initiated by the teacher, and then guide students and themselves Cooperation or cooperation among students to achieve a teaching purpose of teaching methods. At the same time, the standard also clearly stated that in the teaching activities, teachers should choose the appropriate teaching methods, make the best use of the situation and timely control, and strive to create a teacher-student interaction, students interaction, lively classroom atmosphere, the formation of effective learning activities. Therefore, the effectiveness of learning activities and the classroom can achieve a healthy interaction between teachers and students are closely related. How to achieve effective?