| Acknowledgements | 第1-8页 |
| Abstract | 第8-10页 |
| 内容摘要 | 第10-12页 |
| Chapter One Introduction | 第12-17页 |
| ·Background of the Study | 第12-14页 |
| ·Significance of the Study | 第14-15页 |
| ·Organization of the Thesis | 第15-17页 |
| Chapter Two Literature Review | 第17-27页 |
| ·Definition of Collective Identity | 第17-19页 |
| ·Previous Studies on Collective Identity | 第19-23页 |
| ·Sociological Approach to Collective Identity | 第19-20页 |
| ·Social-psychological Approach to Collective Identity | 第20-22页 |
| ·Pragmatic Approach to Couective Identity | 第22-23页 |
| ·Previous Studies on News Discourse from CDA Perspective | 第23-25页 |
| ·Summary | 第25-27页 |
| Chapter Three Theoretical Framework | 第27-48页 |
| ·Critical Discourse Analysis | 第27-32页 |
| ·Introduction to CDA | 第27-29页 |
| ·Language and Ideology | 第29-30页 |
| ·Language and Power | 第30-31页 |
| ·Language and Control | 第31-32页 |
| ·Systemic Functional Grammar | 第32-45页 |
| ·Process Types | 第32-36页 |
| ·Evaluation of Martin's Appraisal System | 第36-41页 |
| ·Intertextuality | 第41-45页 |
| ·Social Cognition | 第45-46页 |
| ·Summary | 第46-48页 |
| Chapter Four Research Questions and Methodology | 第48-51页 |
| ·Research Questions | 第48-49页 |
| ·Research Methods | 第49页 |
| ·Data Couection | 第49页 |
| ·Procedures | 第49页 |
| ·Labeling | 第49-51页 |
| Chapter Five Results and Discussion | 第51-66页 |
| ·Transitivity System and Migrant Workers' Collective Identity | 第51-55页 |
| ·Process Types and Collective Identity Construction | 第51-52页 |
| ·Process Types and Collective Identity InteIpretation | 第52-55页 |
| ·Evaluatioll and Migrant Workers' Collective Identity | 第55-61页 |
| ·Appraisal Resources and Collective Identity Construction | 第55-56页 |
| ·Appraisal Resources and Collective Identity Interpretation | 第56-61页 |
| ·Intertextuality and Migrant Workers' Collective Identity | 第61-65页 |
| ·Intertextuality and Collective Identity Construction | 第61-63页 |
| ·Intertextuality and Collective Identity Interpretation | 第63-65页 |
| ·Summary | 第65-66页 |
| Chapter Six Conclusion | 第66-70页 |
| ·Major Findings of the Study | 第66-68页 |
| ·Implications of the Study | 第68页 |
| ·Limitations and Prospects for Further Research | 第68-70页 |
| References | 第70-76页 |
| Appendix | 第76-77页 |
