导学法强调学生的积极参与、主动探索。现代教育理论指出 :课堂教学是师生的双主体互动过程。导学法能很好地体现双主体互动的教育思想、发挥教师的主导作用和学生的主体作用 ,是优化课堂教学、推进素质教育的方法之一。1　灵活多样导入新课俗话说 :良好的开端等于成功的一半。 Guided study emphasizes students’ active participation and active exploration. Modern education theory points out that classroom teaching is a dual-subject interaction process between teachers and students. The guidance method can well embody the educational ideology of dual-subject interaction, give play to the leading role of the teacher and the main role of the students, and is one of the methods to optimize classroom teaching and promote quality education. 1 Introducing the new curriculum flexibly and diligently: The good start equals half of the success.