教师是课堂教学的积极组织者和指挥者,学生是学习的主体。课件只是一种实现教学目标的辅助工具,它不能取代教师的主导作用,更不能扼杀师生的个性和创造性。多媒体课件的设计必须从培养学生的素质出发,做到有利于教师主导与学生主体的有机结合,有利于学生把握知识和思维的过程、 Teachers are active organizers and leaders in classroom teaching, and students are the main body of study. Courseware is only an aid to achieve the teaching objectives, it can not replace the teacher’s leading role, not to stifle the personality and creativity of teachers and students. The design of multimedia courseware must proceed from the cultivation of students’ qualities so as to be conducive to the organic combination of teacher-led and student body, to help students grasp the process of knowledge and thinking,