课堂讨论是协调师生教与学的重要手段。课堂讨论能够发挥学生的主动性,诱发学生主动探索知识的思考问题,从而培养和提高学生的思维能力,以获取真知的方法。教师可以根据学生讨论的结果反馈信息,从而调整教学方法,提高课堂效率。可见课堂讨论在教学中有着极其重要的作用。虽然如此,并非所有的课堂讨论都发挥了如此的作用。目前课堂教学中, Classroom discussions are an important means of coordinating the teaching and learning of teachers and students. Classroom discussions can give play to the initiative of students and induce students to think about them actively, so as to cultivate and improve students’ thinking ability and acquire the true knowledge. Teachers can feedback information based on the results of the students’ discussions so as to adjust teaching methods and improve classroom efficiency. Visible class discussion in teaching has an extremely important role. However, not all classroom discussions have played such a role. In the current classroom teaching,