首先,利用电教媒体形象、直观的效果,激发学生学习爱好借助电化教学能有效地化抽象为具体,把难以理解的内容或者对理解课文起重要作用的内容,用媒体展现出来,调动学生视觉功能,通过直观形象、生动的感官刺激,让学生最大限度地发挥潜能,在有限的时间里,全方位感知更多的信 First of all, the use of audio-visual media images, visual effects, stimulate students to learn hobby with the help of e-teaching can effectively abstract as specific, difficult to understand the content or content of understanding the text plays an important role in the media, to mobilize the students visual function , Through intuitive images, vivid sensory stimulation, so that students maximize their potential, in a limited time, a full range of perception of more letters