目前,在基础教育中掀起了一股微课应用热。微课是指十分钟之内的教学短视频,一般呈现一个具体的知识点或者教学环节,作用是引导学生自主学习。随着经济和技术的发展,网络、视频制作设备、视频播放设备随手可得。教师可以很方便地制作和发布微课视频,学生也可以很容易地接收和观看微课视频。微课在高中英语教学中应用得越来越广泛,成为教师的得力助手。可是,笔者发现不少教师使用微课教学并没有取得理想的效果,原因是这些教师没有把握好微课与各种教学因素 At present, there has been an application of micro-class applications in basic education. Micro-class refers to the teaching of short video within 10 minutes, generally presents a specific point of knowledge or teaching, the role is to guide students to learn independently. With the economic and technological development, network, video production equipment, video playback equipment readily available. Teachers can easily create and publish a video lesson, students can easily receive and watch video lesson. Micro-class in English teaching in high school has become more and more widely used as a teacher’s right-hand man. However, I found that many teachers did not use micro-class teaching to achieve the desired effect, because these teachers did not grasp the micro-class and various teaching factors