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æè¦ï¼šBody Language-身势è¯ç”±è‹±è¯ä½œæ–‡ç½‘æ•´ç† Body Language Body language is used by people for sending messages to one another. It is very useful because it can help you make yourself easily understood. When you are talking with others, you are not just using words, but also using expressions and gestures. For example, waving one' s hand is to say "Good bye." A smile and handshake show we[collie, and clap..