1ContentsAbstract (in Chinese)....................................................................3Abstract (in English).....................................................................41. Introduction............................................................................5 1.1 Research Background.................................................................51.2 Research Significance.................................................................62. Literature Review..................................................................72.1 Definition of Body Language.......................................................72.2 Previous Researches on Body Language........................................72.2.1 Previous Researches on Body Language Abroad..........................72.2.2 Previous Researches on Body Language at Home........................83. The Necessity and Importance of Using Body Language in English Teaching........................................................................83.1 Using Body Language Strengthen the Teacher’s Charm...................93.2 Using Body Language Arouse the Student’s Interests......................93.3 Using Body Language Establish more Smooth Interpersonal Relation Between Teachers and Students....................................................93.4 Using Body Language Make the Teaching Become Simpler........................................................................................1024. The Principles of Using Body Language in English Teaching....................................................................................104.1 Subsidiarity.............................................................................114.2 Accuracy.................................................................................114.3 Consensus...............................................................................114.4 Flex...