多媒体能集声、像、图、文于一体,又不受时间、空间、宏观、微观的限制,可将教学内容涉及的事物、现象、过程全部再现于课堂,让学生通过事物的声、色变化和发展去获取知识、认识世界。它能使知识容量增大,内容充实形象,为学习者提供多样化的外部刺激,因而更具有吸引力,更能激发学生对学习材料的兴趣,燃起学生学习的热情,能将强制教育转化为愉快教育,从而大大提高课堂教学的效益。 Multimedia can integrate sound, picture, text in one, without the time, space, macroscopical, microscopic restrictions, the teaching content involved in the phenomenon, the process of all reproduced in the classroom, so that students through the sound of things, color Change and develop to acquire knowledge and know the world. It can increase the capacity of knowledge, enrich the image, provide diversified external stimuli for learners, and therefore more attractive, more able to stimulate students’ interest in learning materials, ignite the enthusiasm of students to learn, can be compulsory education into For happy education, thus greatly improving the efficiency of classroom teaching.