多媒体教学已成为课堂教学中教师的有力助手,它为教师的教学带来方便,为学生的学习带来快乐。它是实现学生获取知识最优化的通道。教师要将多媒体教学手段与传统教学相结合,有效引导学生观察与思考、推理与分析,优化课堂教学。第一,利用多媒体引导学生迅速进入教学情境。现代认知心理学表明:一副形象的画面,一组动听的声音,一段动态的场景,往往可以诱发认知 Multimedia teaching has become a powerful assistant to teachers in classroom teaching, which brings convenience to teachers ’teaching and brings happiness to students’ learning. It is to achieve students access to knowledge and optimize the channel. Teachers should combine multimedia teaching methods with traditional teaching, effectively guide students to observe and think, reasoning and analysis, and optimize classroom teaching. First, the use of multimedia to guide students to quickly enter the teaching situation. Modern cognitive psychology shows that: an image of the scene, a group of beautiful sounds, a dynamic scene, often can induce cognitive