中学生在学习英语的过程中,必须学会用英语进行真实交际,然而,他们却缺乏真正用英语交际的场合,缺乏外语环境,这难免会影响他们学习英语的兴趣和积极性。因此,在英语教学中运用电教设备和直观教具的实质作用就是为学生创造一种逼真的、运用英语交际的情景,让其更有兴趣地进行英语语言交际活动。具体说 While learning English, secondary school students must learn to communicate in English in real life. However, they lack a real communicative English environment and lack a foreign language environment. This will inevitably affect their interest and enthusiasm in learning English. Therefore, the essential role of using audio-visual equipment and visual aids in English teaching is to create a realistic and communicative English teaching environment for students to engage in English language communication with more interest. Specifically