二十一世纪是信息高速发展的世纪,人类飞速进入信息时代,信息技术极大地改变着世界。随着教育教学改革的深入,人们开始高度重视素质教育、创造性思维、研究性学习,多媒体技术被引入教育教学过程,成为现代教育的技术基础,教育信息化已成为一个不可阻挡的时代潮流,以此为基础的多媒体教学也越来越受到各学校的重视。它更新了英语教学的传统思路,转换了英语教学的陈旧方式,能使学生尽快达到学习英语的目标,即在大容量、高密度、快节奏的课 The 21st century is a century of rapid development of information. With the rapid introduction of mankind into the information age, information technology has greatly changed the world. With the deepening of education and teaching reform, people begin to attach great importance to quality education, creative thinking and research learning. Multimedia technology has been introduced into education and teaching process and becomes the technical basis of modern education. Educational informationization has become an irresistible trend of the times. This multimedia-based teaching is also increasingly valued by all schools. It updates the traditional thinking of English teaching, converting the old way of English teaching, enabling students to achieve the goal of learning English as soon as possible, that is, in high-capacity, high-density, fast paced class