| Abstract | 第1-9页 |
| 中文摘要 | 第9-10页 |
| Chapter 1 Introduction | 第10-15页 |
| ·Rationale of the Study | 第10页 |
| ·The Significance of the Study | 第10-12页 |
| ·Data Collection and Research Method | 第12-13页 |
| ·Structure of the Thesis | 第13-15页 |
| Chapter 2 Literature Review | 第15-25页 |
| ·The Definition of Vagueness | 第15页 |
| ·Ambiguity, Generality and Fuzziness | 第15-20页 |
| ·Ambiguity | 第16-17页 |
| ·Generality | 第17-19页 |
| ·Fuzziness | 第19-20页 |
| ·The Treatment of the Term “Vagueness”in This Thesis | 第20页 |
| ·A Brief Review of Vagueness Research | 第20-25页 |
| ·Previous Studies on Vagueness Abroad | 第21-23页 |
| ·Previous Studies on Vagueness at Home | 第23-25页 |
| Chapter 3 Theoretical Foundations | 第25-33页 |
| ·A General Introduction to Adaptation Theory | 第25-31页 |
| ·Three Properties of Language Use—Variability, Negotiability, and Adaptability | 第26-28页 |
| ·Four Angles of Investigation | 第28-31页 |
| ·Features of News | 第31-32页 |
| ·Classification of News | 第32-33页 |
| Chapter 4 Linguistic Realization in English News Reporting | 第33-54页 |
| ·The Reasons for the Existence of Vague Language in News Reporting | 第33-40页 |
| ·The Objective Reasons | 第33-36页 |
| ·The Subjective Reasons | 第36-40页 |
| ·Linguistic Realization of Vague Language in English News Reporting | 第40-45页 |
| ·Vagueness on Lexical Level | 第41-43页 |
| ·Vagueness on Syntactic Level | 第43-44页 |
| ·Vagueness on Cross-Textual Level | 第44-45页 |
| ·Vague Language by Choice of Vague Words | 第45-54页 |
| ·Vague Words in Political News (25) | 第45-47页 |
| ·Vague Words in Economic News (26) | 第47-49页 |
| ·Vague Words in Sports News (27) | 第49-50页 |
| ·Vague Words in Entertainment News (28) | 第50-51页 |
| ·Value Words in Technological News (29) | 第51-54页 |
| Chapter 5 The Pragmatic Analysis of Adaptation in English News Reporting | 第54-72页 |
| ·The Realization of Adaptation in the English News Reporting | 第55-67页 |
| ·Variability and Negotiability Displayed in the Process of Adaptation | 第55-57页 |
| ·Adaptation to the Mental World | 第57-64页 |
| ·Adaptation to the Social world | 第64-67页 |
| ·The Pragmatic Functions of Employment of Vague Language in English News Reporting | 第67-72页 |
| ·Giving the Right Amount of Information | 第68-69页 |
| ·Preventing Speaking in an Absolute Way | 第69页 |
| ·Increasing the Credibility of News Reporting | 第69-70页 |
| ·Protecting from Taking Responsibilities | 第70-72页 |
| Chapter 6 Conclusion | 第72-75页 |
| ·Summary | 第72-74页 |
| ·Limitations and Suggestion in Further Research | 第74-75页 |
| Bibliography | 第75-79页 |
| Appendix | 第79-91页 |
| Acknowledgements | 第91-92页 |
| Publications | 第92页 |
