电教媒体具有生动形象的特点,它能为学生创设生动形象的语言环境,还能多方面刺激学生的感官,激发他们的学习兴趣,活跃他们的思维,扩大他们的视野。在习作指导中,单纯用用语言、手势、板书、挂图等常规手段难以有效地达到教学要求,运用电教媒体往往能收到惊喜的效果。因此,充分利用电教媒体优势对学生进行习作训练,有利于发展他们的思维和培养他们语言的表达能力,从而提高学生的习作能 Audio-visual media has the characteristics of a vivid image, it can create a vivid image of the language environment for students, but also to stimulate students’ senses in many ways, stimulate their interest in learning, active their thinking and broaden their horizons. In the study guide, simply using the language, gestures, blackboards, flip charts and other conventional means is difficult to effectively meet the teaching requirements, the use of audio-visual media can often receive surprises. Therefore, making full use of the advantages of audio-visual media to train students in the practice of writing helps to develop their thinking and develop their language skills so as to enhance students’ abilities