《新课标》明确指出高中数学课程应倡导自主探索、动手实践、合作交流、阅读自学等学习数学的方式。发挥学生学习的主动性,使学生的学习过程成为在教师引导下的“再创造”过程。这就需要教师在进行教学时,为学生形成积极主动的、 “New Curriculum Standard” clearly pointed out that high school mathematics curriculum should advocate independent exploration, hands-on practice, cooperation and exchange, reading self-study and other ways to learn mathematics. Give full play to the initiative of student learning and make the learning process of students become the process of “reinventing” under the guidance of teachers. This requires teachers in teaching, to form a positive for students,