笔者曾经认为,要想提高课堂教学效率,教师的“教”是主要的,教师讲得好,学生听得明白,效率自然就高,所以一直把研究的主要精力和大量的时间放在如何让教师们讲好课上,很少关注学生的“学”。课堂时间基本被教师独占,留给学生自学、思考、讨论、交流的时间很少,教学效果不佳。为了解决这个问题,笔者认真学习了国内外先进经验,重点研究 The author once thought that in order to improve the efficiency of classroom teaching, the teacher’s “teaching” is the main one. When the teacher speaks well and the students understand clearly and the efficiency is naturally high, the main energy and time of the research have been put on the How to make teachers say good class, seldom concerned about students “learning ”. Class time is basically occupied by teachers, leaving students self-learning, thinking, discussion, exchange of little time, teaching is not good. In order to solve this problem, I carefully studied the advanced experience at home and abroad, focusing on research