| 摘要 | 第1-6页 |
| Abstract | 第6-10页 |
| Chapter One Introduction | 第10-15页 |
| ·Research Background---The Universality of Vague Language | 第10-11页 |
| ·Research Significance and Objective | 第11-12页 |
| ·Research Methodology | 第12-13页 |
| ·Thesis Structure | 第13-15页 |
| Chapter Two Literature Review | 第15-28页 |
| ·Concepts of English TV Interviews and Vagueness | 第15-19页 |
| ·Previous Pragmatic Researches on Vagueness | 第19-24页 |
| ·Previous Pragmatic Researches in English TV Interviews---Especially on Vagueness | 第24-26页 |
| Summary | 第26-28页 |
| Chapter Three Theoretical Framework | 第28-38页 |
| ·Introduction to Cooperative Principle and Politeness Principle | 第28-33页 |
| ·H.P.Grice's Cooperative Principle | 第28-31页 |
| ·Geoffrey Leech's Politeness Principle | 第31-33页 |
| ·Application of Cooperative Principle to Vague Language | 第33-35页 |
| ·Application of Politeness Princiciple to Vague Language | 第35-36页 |
| Summary | 第36-38页 |
| Chapter Four Practices of Vague Language in English TV Interview under the Guidance of CP and PP | 第38-67页 |
| ·Two Major Vague Devices in English TV Interview | 第38-39页 |
| ·Practices of Two Vague Devices in English TV Interviews under the Guidance of CP and PP | 第39-65页 |
| ·Application of Hedges under the Guidance of CP and PP | 第40-55页 |
| ·Application of Vague Words under the Guidance of CP and PP | 第55-65页 |
| Summary | 第65-67页 |
| Chapter Five The Pragmatic Function of Vague Language in English TV Interview | 第67-83页 |
| ·Pragmatic Functions of Vague Language in English TV Interview | 第67-80页 |
| ·Giving the Right Amount of Information | 第68-70页 |
| ·Improving the Language Flexibility and Self-protecting | 第70-73页 |
| ·Achieving Politeness | 第73-77页 |
| ·Creating Harmonious Atmosphere | 第77-78页 |
| ·Changing Topic | 第78-80页 |
| ·Proper Use of Vague Language | 第80-81页 |
| Summary | 第81-83页 |
| Chapter Six Conclusion | 第83-86页 |
| ·Major Findings | 第83-84页 |
| ·Suggestions for further study | 第84-86页 |
| Bibliography | 第86-89页 |
| Acknowledgements | 第89-90页 |
| 在读期间科研成果目录 | 第90页 |
