| Chinese Abstract | 第1-3页 |
| English Abstract | 第3-8页 |
| Chapter Ⅰ A Brief Introduction | 第8-17页 |
| ·A general introduction to our objective | 第8-13页 |
| ·Limitations and necessity | 第13-17页 |
| Chapter Ⅱ A Theoretical Understanding on Pragmatic Fuzziness | 第17-36页 |
| ·Situations for use of fuzzy language | 第17-21页 |
| ·Justifications for the study of fuzziness in pragmatics | 第21-22页 |
| ·Defining fuzziness and pragmatic fuzziness from a pragmatic viewpoint | 第22-26页 |
| ·The definition of fuzziness | 第22-24页 |
| ·The definition of pragmatic fuzziness | 第24-26页 |
| ·Two ways to classify pragmatic fuzziness | 第26-36页 |
| ·A study of He Ziran's classification | 第26-32页 |
| ·A study of J.Thomas's classification | 第32-34页 |
| ·Other ways to classify PF | 第34-36页 |
| Chapter Ⅲ Linguistic Choices Involved in Pragmatic Fuzziness | 第36-51页 |
| ·Related definitions | 第36-37页 |
| ·Linguistic manipulation for PF | 第37-51页 |
| ·Enhancing the context-dependency of the utterance | 第37-45页 |
| ·Widening the interpretative range of the utterance | 第45-51页 |
| Chapter Ⅳ Dynamic Analysis on Pragmatic Fuzziness | 第51-91页 |
| ·Pragmatic fuzziness and conversational implicature | 第52-53页 |
| ·Pragmatic fuzziness and cooperative principle | 第53-56页 |
| ·Pragmatic fuzziness and politeness principle | 第56-59页 |
| ·Pragmatic fuzziness and t face theory | 第59-68页 |
| ·Speaker's face and pragmatic fuzziness | 第64-66页 |
| ·Hearer's face and pragmatic fuzziness | 第66-67页 |
| ·Speaker's and hearer's faces | 第67-68页 |
| ·Pragmatic fuzziness and relevance theory | 第68-71页 |
| ·Pragmatic fuzziness and linguistic adaptation theory | 第71-91页 |
| ·An introduction to Verschueren's linguistic adaptation theory | 第72-76页 |
| ·PF—a product of adaptation | 第76-79页 |
| ·Analysis on PF in a dynamic way | 第79-89页 |
| ·Conclusion | 第89-91页 |
| Chapter Ⅴ Effects & Functions of Pragmatic Fuzziness | 第91-102页 |
| ·Enhancing the flexibility of the utterance | 第92-95页 |
| ·Withholding information | 第93-95页 |
| ·Reducing the commitment to certain fact | 第95页 |
| ·Improving the appropriateness of the utterance | 第95-99页 |
| ·Lessening the face-threatening effects | 第96-97页 |
| ·Mitigating the association of unhappiness and embarrassment | 第97-99页 |
| ·Creating special communicative effects | 第99-102页 |
| ·Improving the forcefulness of the utterance | 第99-100页 |
| ·Generating amusing effect | 第100-102页 |
| Conclusion | 第102-106页 |
| Acknowledgement | 第106-107页 |
| 攻读硕士期间的科研成果 | 第107-108页 |
| Bibliography | 第108-116页 |
| 独创性声明 | 第116页 |
