On the whole, body language and facial expression lack most of the distinctive properties of human language such as duality, displacement, creativity and so on. Body language exhibits arbitrariness a little bit. For instance, nod means “OK/YES”for us, but in Arabian world, it is equal to saying “No”. Some facial expressions have non-arbitrariness because they are instinctive such as the cry and laugh of a newborn infant.

本题考查肢体语言和面部表情的特点以及与语言的差异。