近年来,大学英语教学越来越注重大数据手段的作用,多媒体也在实际教学中发挥着越来越重要的作用,基于网络发展而建立起来的大数据环境下的教学顺应时代发展的要求,有利于提高英语教学的质量,提高学生的成绩,研究多媒体教学,对英语教学的发展具有重大的意义。正确的运用多媒体在实际英语教学中,教师可以有针对性的教授课程之后强化学生对知识的理解和认识,并且在这一过程里增加趣味性。而这对教师的专业发展也要求更高,带来了机遇与挑战。 In recent years, college English teaching more and more pay attention to the role of big data tools, multimedia is also playing an increasingly important role in the actual teaching, based on the development of the network set up under the big data environment to comply with the requirements of the development of the times, It is of great significance to improve the quality of English teaching, to improve students’ performance and to study multimedia teaching, which is of great significance to the development of English teaching. Correct use of multimedia In practical English teaching, teachers can enhance students’ knowledge and understanding of knowledge after teaching courses and increase interest in the process. This also requires higher professional development of teachers, bringing opportunities and challenges.