What’s the definition of nonverbal communication? For the definition, different scholars have different opinions because of many perse and complex factors involved in nonverbal communication。 Knapp proposes that nonverbal communication refers to communication effect by means other than words。。 Samovar holds that nonverbal communication involves all those nonverbal stimuli in a communication setting that are generated by both the source and his or her use of the environment and that have potential message value for the source or receiver。 From this sentence, we can see that the major factors in nonverbal communication are the nonverbal stimuli, the environment, and the communication setting 。 The definition of verbal communication is the literal content of a message whereas the nonverbal component communicates the style or how the message is to be interpreted。 As for the concept of teacher nonverbal communication, there is no accurate definition of it。 Teacher nonverbal communication means that: the nonverbal communication between teacher and students。 It is teachers’ etiquette, demeanor and temperament。 It is the teacher uses nonverbal to foster active inquiry and collaboration in the classroom。 

2。2 Functions of teachers’ nonverbal communication

Generally speaking, nonverbal communication has six functions。 There are repeating, contradicting, substituting, complementing, regulating and accenting。

(1) Repeating。 Repeating is a common phenomenon, it is closely related to students’ daily life。 By using it, the students’ speaking and integrating skills can be well improved。 On the street, when you tell someone that a bus station is next to the hotel, you will point to the bus station at the same time。 In the shop, if you ask a salesman for five clips, you will hold up five fingers to him。 These are the repeating function。 来,自,优.尔:论;文*网www.youerw.com +QQ752018766-

(2) Contradicting。 Contradicting function is a highly used function。 It means the meaning conveyed by nonverbal actions totally different from that of verbal messages。 As we all know, a man may tremble before a snake while he may say:“ I’m not frightened at all。” we can see that this is the contradicting function of nonverbal communication。 Contradicting can be used to confirm whether the students are listening carefully。