| Acknowledgements | 第1-6页 |
| 摘要 | 第6-7页 |
| Abstract | 第7-11页 |
| Chapter 1 Introduction | 第11-16页 |
| ·Rationale of the Research | 第11页 |
| ·Significance of the Research | 第11-14页 |
| ·Organization of the Research | 第14-16页 |
| Chapter 2 Literature Review | 第16-35页 |
| ·Previous Study on Interpersonal Meanings | 第16-17页 |
| ·Previous Study on Modality Abroad | 第17-20页 |
| ·Previous Study on Modality at Home | 第20-23页 |
| ·Previous Study on Deontic Modality | 第23-30页 |
| ·Previous Study on Cosmetics Expositions | 第30-35页 |
| Chapter 3 Different Ways of Realization of Deontic Modality in English and ChineseCosmetics Expositions | 第35-58页 |
| ·Brief Introduction to Interpersonal Meanings from Systematic Functional Level | 第35-38页 |
| ·Forms of Deontic Modality in Modern Chinese | 第38-40页 |
| ·Modal Verbs | 第38-39页 |
| ·Modal Adverbs | 第39-40页 |
| ·Imperative Sentence | 第40页 |
| ·Lexical Level Expressing Deontic Modality | 第40-55页 |
| ·Modal Auxiliaries | 第42-53页 |
| ·Modal Main Verbs | 第53-54页 |
| ·Adverbs and Adjectives | 第54-55页 |
| ·Clause Level Expressing Deontic Modality | 第55-58页 |
| ·Conditional Sentence | 第55-56页 |
| ·Imperative Sentence/Interrogative Sentence | 第56-58页 |
| Chapter 4 A Contrastive Analysis of Deontic Modality in English and Chinese CosmeticsExpositions | 第58-76页 |
| ·Data Collection | 第58页 |
| ·Research Objectives | 第58-59页 |
| ·Research Methods | 第59页 |
| ·A Contrastive Analysis of Deontic Modality from Lexical Level | 第59-66页 |
| ·Modal Auxiliaries | 第59-62页 |
| ·Adverbs and Adjectives | 第62-63页 |
| ·The Historical Roots of Application of Deontic Modality from Lexical Level53 | 第63-66页 |
| ·A Contrastive Analysis of Deontic Modality from Clause Level | 第66-74页 |
| ·Conditional Sentence | 第67-68页 |
| ·Imperative Sentence/Interrogative Sentence | 第68-71页 |
| ·The Historical Roots of Application of Deontic Modality from Clause Level | 第71-74页 |
| ·Summary of Results | 第74-76页 |
| ·Summary of Lexical Level | 第74-75页 |
| ·Summary of Clause Level | 第75-76页 |
| Chapter 5 Conclusion | 第76-78页 |
| Works Cited | 第78-82页 |
| 攻读硕士学位期间发表的论文和取得的科研成果 | 第82-83页 |
| Appendix | 第83-94页 |
