| 摘要 | 第4-6页 |
| Abstract | 第6-8页 |
| Contents | 第9-11页 |
| Chapter1 Introduction | 第11-19页 |
| 1.1 The background and significance of the research | 第11-12页 |
| 1.2 Definition of Modality and Its Types | 第12-17页 |
| 1.2.1 Definitions of Modality | 第12-14页 |
| 1.2.2 Three Types of Modality | 第14-17页 |
| 1.3 Organization of the Thesis | 第17-19页 |
| Chapter 2 Literature Review | 第19-28页 |
| 2.1 English Theories on Modality | 第19-22页 |
| 2.1.1 Palmer's Theory on Modality | 第19-20页 |
| 2.1.2 Halliday's Theory on Modality | 第20-21页 |
| 2.1.3 Talmy's Theory on Modality | 第21-22页 |
| 2.2 Chinese Theories on Modality | 第22-24页 |
| 2.2.1 Lv Shuxiang's Theory on Modality | 第23页 |
| 2.2.2 Xie Jialing's Theory on Modality | 第23-24页 |
| 2.3 Study of Modality at Aboard and Home | 第24-28页 |
| Chapter 3 Similarities of English and Chinese Epistemic Modality | 第28-48页 |
| 3.1 Similar Categories in Epistemic Modality | 第28-38页 |
| 3.1.1 Epistemic Modal Auxiliaries | 第28-31页 |
| 3.1.2 Epistemic Modal Adjectives | 第31-33页 |
| 3.1.3 Epistemic Modal Adverbs | 第33-35页 |
| 3.1.4 Fixed Sentence Patterns | 第35-38页 |
| 3.2 Similar Cognitive Characteristics | 第38-48页 |
| 3.2.1 Subjectivity Based on Evidentiality | 第38-41页 |
| 3.2.2 Perform at ivity Based on Speaker-oriented | 第41-43页 |
| 3.2.3 Modal Degrees Based on Primitive Meaning | 第43-45页 |
| 3.2.4 Possible World Based on Factual World | 第45-48页 |
| Chapter 4 Differences of English and Chinese Epistemic Modality | 第48-62页 |
| 4.1 Category Peculiar to Chinese Epistemic Modality | 第48-51页 |
| 4.2 Different Syntactic Functions in Epistemic Modality | 第51-55页 |
| 4.2.1 Declarative Sentence | 第52-53页 |
| 4.2.2 Negation | 第53页 |
| 4.2.3 Question | 第53-54页 |
| 4.2.4 Conjunction | 第54-55页 |
| 4.3 Different Semantic Characteristics in Epistemic Modality | 第55-62页 |
| 4.3.1 Different Scopes of Semantic Field | 第56-58页 |
| 4.3.2 Different Degrees of S'peakers Involvement | 第58-59页 |
| 4.3.3 Different Forms for Politeness Expression | 第59-62页 |
| Chapter 5 Conclusion | 第62-66页 |
| 5.1 Major Findings | 第62-64页 |
| 5.2 Limitations and Suggestions for Further Study | 第64-66页 |
| References | 第66-70页 |
| Acknowledgement | 第70-71页 |
| Paper Published during Study | 第71-72页 |
