在“以学定教,先学后教”理念的引领下,“课堂讨论”这一教学方法越来越多地被教师们所采用。因为这一方法发扬了教学民主,给学生自主学习创造了机会;调动了学生学习的积极性和主动性,活跃了课堂气氛。虽然“课堂讨论”有许多优越性,但并不是所有的教学内容都适用,即使有的教学 Under the guidance of “learning from teaching, teaching from first to last”, the teaching method of “classroom discussion” is more and more adopted by teachers. Because this method carries forward the teaching democracy, creating opportunities for students to learn independently; mobilize the enthusiasm and initiative of students to learn, active classroom atmosphere. Although “class discussion ” has many advantages, not all of the teaching content is applicable, even if some teaching