教学质量高低和效果的优劣是多种因素的综合结果,可以从不同角度、多种途经去研究。然而课堂教学是保证教学质量的关键环节。教师充分发挥主导作用,调动学生的学习热情,是发挥学生学习主动性、积极性的主要方面,也正是获得良好教学效果的关键。常常听到学生们议论:某某老师讲起课来,云山雾照,一个问题可以引起他诸多的联想,一切有关没关的事统统道来,最后自己也找不到“回路”了,到头来学生该知道什么却不清楚。某某老师“照本宣科”,从 The level of teaching quality and the pros and cons of the quality of the result is a comprehensive result of many factors, from different angles, a variety of ways to study. However, classroom teaching is the key to ensure the quality of teaching. Teachers give full play to the leading role, to mobilize the enthusiasm for learning, is to play the main aspects of student learning initiative, enthusiasm, but also is the key to good teaching results. Students are often heard talking about: a certain teacher talked about classes, misty mountains, a problem can arouse many of his association, all about the things that did not matter all the way, and finally can not find their own “return” In the end, students should know what is not clear. So and so teachers “according to the book”, from