AcknowledgementsI am deeply grateful to my university forgiving me such a chance to end my college career
In the process, I got a lot of help and encouragement
First and foremost, I would like to sincerely thank my instructor—Mr
Liao Yunquan
He seriously and carefully corrects my thesis, , and fervidly encourages me
Secondly, I am also grateful to my roommates and family
In the course of writing and researching, they have given me a lot of assistance and advice
AbstractPoliteness is the basic principle of communicative activities
Language is a tool for human communication
Politeness utterances are the symbols of human civilization that is a requirement to help people establish a good communication relationship
In the increasing development of society, politeness utterances play an i