| ABSTRACT IN ENGLISH | 第6页 |
| ABSTRACT IN CHINESE | 第7-8页 |
| ACKNOWLEDGEMENTS | 第8-14页 |
| CHAPTER 1 INTRODUCTION | 第14-19页 |
| 1.1 Research Background of the Thesis | 第14-16页 |
| 1.2 Purposes and Significance of the Thesis | 第16-17页 |
| 1.3 Organization of the Thesis | 第17-19页 |
| CHAPTER 2 LITERATURE REVIEW | 第19-34页 |
| 2.1 Literature Review of Researches on Identity | 第19-31页 |
| 2.1.1 The philosophical basis of identity construction | 第19-21页 |
| 2.1.2 Researches on identity construction from the perspective of socialpsychology | 第21-25页 |
| 2.1.2.1 Social identity theory | 第21-22页 |
| 2.1.2.2 Identity theory | 第22-23页 |
| 2.1.2.3 Later development | 第23-25页 |
| 2.1.3 Researches on identity construction in linguistics | 第25-30页 |
| 2.1.3.1 Membership categorization analysis | 第25-26页 |
| 2.1.3.2 The concept of identity involved in classic pragmatic theories | 第26-27页 |
| 2.1.3.3 Recent development of researches on identity construction | 第27-28页 |
| 2.1.3.4 The current outcomes and representative scholars of identityconstruction research | 第28-30页 |
| 2.1.4 Summary | 第30-31页 |
| 2.2 Literature Review of Researches on Wechat Salesmen | 第31-32页 |
| 2.3 Summary | 第32-34页 |
| CHAPTER 3 THEORETICAL FRAMEWORK AND METHODOLOGY | 第34-42页 |
| 3.1 Theoretical Framework | 第34-39页 |
| 3.1.1 Definition of identity | 第34-35页 |
| 3.1.2 Tracy’s theory about identity | 第35-39页 |
| 3.2 Research Methodology | 第39-42页 |
| 3.2.1 Research questions | 第39页 |
| 3.2.2 Data collection | 第39-40页 |
| 3.2.3 Qualitative method | 第40-42页 |
| CHAPTER 4 FINDINGS AND DISCUSSIONS | 第42-90页 |
| 4.1 Characteristics of Wechat Salesmen’s Discursive Practices | 第42-45页 |
| 4.1.1 Variety | 第42-43页 |
| 4.1.2 Virtuality | 第43-44页 |
| 4.1.3 Purposiveness | 第44-45页 |
| 4.2 Nine Identities Wechat Salesmen Construct in the Moments of Wechat | 第45-85页 |
| 4.2.1 Wechat salesmen as salespeople | 第45-50页 |
| 4.2.2 Wechat salesmen as product users | 第50-56页 |
| 4.2.3 Wechat salesmen as team members | 第56-59页 |
| 4.2.4 Wechat salesmen as competitors | 第59-63页 |
| 4.2.5 Wechat salesmen as pioneers | 第63-67页 |
| 4.2.6 Wechat salesmen as evaluators | 第67-71页 |
| 4.2.7 Wechat salesmen as friends | 第71-77页 |
| 4.2.8 Wechat salesmen as organizers | 第77-81页 |
| 4.2.9 Wechat salesmen as image builders | 第81-85页 |
| 4.3 The Underlying Causes of Wechat Salesmen’s Identity Construction in theMoments of Wechat | 第85-88页 |
| 4.3.1 Explicit communicative purposes | 第86-87页 |
| 4.3.2 Virtual context of computer-mediated communication | 第87页 |
| 4.3.3 Adaptation to Wechat friends’ mental world | 第87-88页 |
| 4.4 Summary | 第88-90页 |
| CHAPTER 5 CONCLUSION | 第90-94页 |
| 5.1 Major Findings of the Present Study | 第90-91页 |
| 5.2 Implications and Limitations of the Present Study | 第91-93页 |
| 5.3 Suggestions for Future Research | 第93-94页 |
| APPENDIX | 第94-106页 |
| REFERENCES | 第106-111页 |
| 攻读学位期间取得的研究成果 | 第111-112页 |
| 个人简况及联系方式 | 第112-113页 |
