随着学校电化教育的发展，幻灯、录音、投影等电教手段越来越广泛地深入课堂，改变了以往“一支粉笔一本书”的简单教学方式，创设了多种多样的语言教学环境。对于外语教学而言，录像还是后来者，然而它却是一种具有发展潜力的非常有效的教学手段。它的优越性在于既能使用... With the development of the school’s electrification education, audio-visual teaching methods such as slideshows, recordings, and projections have become more and more in-depth in the classroom. They have changed the simple teaching methods of “a chalk and a book” and created a variety of language teaching environments. For foreign language teaching, video is still a latecomer, but it is a very effective teaching method with development potential. Its superiority lies in its ability to use...