教学活动是教师传授知识内容、教授解题技能、培养学习品质、陶冶学生情操的重要途径和和平台,更是展示教师教学策略、教学理念以及教学素养的重要载体.新实施的初中数学课程标准明确指出:“有效教学就是指通过教师在一种先进教学理念指导下经过一段时间的教学之后,使学生获得具体的进步或发展.”这其中包含了对学生学习兴趣的培养、学习技能的锻炼和学习素养的培树等内涵和要求.当前,随着新课改的深 Teaching activity is an important way for teachers to impart knowledge content, teach problem-solving skills, cultivate learning qualities and cultivate students ’sentiments. It is also an important carrier to show teachers’ teaching strategies, teaching ideas and teaching accomplishments. Clearly pointed out: “Effective teaching refers to the teacher through an advanced teaching philosophy under the guidance of a period of time teaching, to enable students to obtain concrete progress or development. ” This includes the development of student interest in learning, learning skills Training and learning literacy training tree and other connotation and requirements.At present, with the deepening of the new curriculum reform