English films and TV works are playing more and more important roles in English teaching,attributable to their vivid visual images,simultaneous sound effects and natural culture information.

Although the history of movie and television literature is far from that of poetry, novel, prose and drama, yet, by drawing upon the huge influence of film and TV on the present social life, it has developed swiftly and violently in the last century, and has become an important branch of modern literature.

Based on the instructive effects of the Theory of Study Motivation and the Constructivism,the advantages and functions of English movies are analyzed,such as stimulating students′ interests to enhance learning efficiency,offering the real language environment to help students acquire the language,advancing their listening and speaking abilities,building up their cultural knowledge and trai.

English movie productions have potential teaching functions attributable to their artistic,visualizing,trendy and dramatic features.

Since the practical application of multimedia technology is closely connected to some related academic fields, the making of multimedia video works require not only a knowledge of the software and hardware environment of multimedia but some of the techniques of the other related fields.

The application of video works in medical ethics teaching could be classified into material-type and conclusion-type.