There are many advantages of Multimedia English Teaching which is in keeping with the New Curriculum, and it is en effective method to optimize junior English teaching. However, in the actual teaching, some junior high school English teachers have misunderstandings on the conduct of multi-media teaching. In the context of quality education, The English teachers should use the advanced educational theories as a guide, enhance the instructional design and rational use of modern educational technology, to achieve the real purpose of junior high school English teaching.