新课程的基本理念明确提出要赋予学生更多自主活动、实践活动的机会,基于学生主体活动的课堂教学方式就是以学生主动参与、主动探索、主动思考、主动实践、主动创造为基本特征,以实现学生主体发展为目的而建立起来的有效组织与调控课堂的教学体系.笔者在一堂课的教学实践中尝试了这一做法,课堂上,学生的思维相互碰撞,激发了学生的积极思考,促进了学生自主性、能动性和创造性的发挥,也 The basic concept of the new curriculum clearly put forward to give students more opportunities for independent activities, practice activities, based on the main activities of students in classroom teaching is based on active participation of students, take the initiative to explore, take the initiative to think, take the initiative to create as the basic characteristics of To achieve the development of students for the purpose of establishing an effective organization and regulation of the classroom teaching system.The author attempts to teach this lesson in a classroom practice, the classroom, the students collide with each other thinking, to stimulate students’ positive thinking and promote Students autonomy, initiative and creative play, too