教师教得累,学生学得苦,效果不理想,这是当前中学教学中存在的问题.扭转现状的关键在课堂教学.数学课程标准指出:“高中数学课程应力求通过多种不同形式的自主学习和探究活动,让学生体验数学发现和创造的过程,发展他们的创新意识”.在新一轮的课程改革中,应改变教师讲、学生听的传统数学课堂教学模式,变教为学,变听为讲,采用自主、合作、互助的学习形式,使不同层次学生的学习 Teachers are tired of teaching, students are suffering, the effect is not satisfactory, which is the current problems in secondary education.To reverse the status quo in the classroom teaching.Mathematical curriculum standards that: “high school mathematics curriculum should strive through a variety of different forms Autonomous learning and inquiry activities to enable students to experience the process of mathematical discovery and creation and develop their sense of innovation. ”In the new round of curriculum reform, teachers should be changed, students listen to the traditional mathematical classroom teaching mode, Learn, change to listen to say, the use of independent, cooperative and mutual aid learning forms, so that students at different levels of learning