高中数学是一门比较难的学科,一些老师经常抱怨课堂教学达不到满意的效果。因此,提高教学的有效性就成为了当前教师主要关注的问题。在新课程的理念下,要求教师灵活运用教材,而不是“读”教材。课堂教学是整个教学过程的中心,课堂教学的教学质量决定着教学的有效性。 High school mathematics is a difficult subject, and some teachers often complain that classroom instruction is not satisfactory. Therefore, improving the effectiveness of teaching has become the main concern of current teachers. Under the concept of the new curriculum, teachers are required to use textbooks flexibly instead of “reading” textbooks. Classroom teaching is the center of the entire teaching process. The quality of classroom teaching determines the effectiveness of teaching.