| ACKNOWLEDGEMENTS | 第5-6页 |
| ABSTRACT | 第6-7页 |
| 摘要 | 第8-13页 |
| CHAPTER Ⅰ INTRODUCTION | 第13-17页 |
| 1.1 Research Background | 第13-14页 |
| 1.2 The Significance of the Study | 第14-15页 |
| 1.3 Objectives of the Research | 第15-16页 |
| 1.4 Organization of the Thesis | 第16-17页 |
| CHAPTER Ⅱ LITERATURE REVIEW | 第17-28页 |
| 2.1 Definition of Key Terms | 第17-19页 |
| 2.1.1 Annual Report | 第17-18页 |
| 2.1.2 Modality | 第18页 |
| 2.1.3 Letters to Shareholders | 第18-19页 |
| 2.2 Previous Studies on Modality | 第19-24页 |
| 2.2.1 Previous Studies on Modality Abroad | 第19-22页 |
| 2.2.2 Previous Studies on Modality at Home | 第22-24页 |
| 2.3 Previous Studies on CARs and Letters to Shareholders at Home And Abroad | 第24-28页 |
| 2.3.1 Previous Studies on CARs and Letters to Shareholders Abroad | 第24-25页 |
| 2.3.2 Previous Studies on CARs and Letters to Shareholders at Home | 第25-26页 |
| 2.3.3 The Deficiencies and Remaining Problems of the Previous Studies | 第26-28页 |
| CHAPTER Ⅲ THEORETICAL FRAMEWORK | 第28-35页 |
| 3.1 Halliday?s SFL Theory | 第28-29页 |
| 3.1.1 Mood and Modality | 第28-29页 |
| 3.1.2 Person | 第29页 |
| 3.2 Appraisal Theory | 第29-33页 |
| 3.2.1 The Overview of the Appraisal Theory | 第30-31页 |
| 3.2.2 Attitude | 第31-33页 |
| 3.3 The Tentative Theoretical Framework Adopted in This Thesis | 第33-35页 |
| CHAPTER Ⅳ RESEARCH METHODOLOGY | 第35-41页 |
| 4.1 Research Questions | 第35页 |
| 4.2 Data Source and Collection | 第35-39页 |
| 4.2.1 Criteria for Data Selection | 第36-37页 |
| 4.2.2 Research Instruments | 第37-38页 |
| 4.2.3 Research Procedures | 第38-39页 |
| 4.3 Research Methods | 第39-41页 |
| CHAPTER Ⅴ RESULTS AND DISCUSSION | 第41-73页 |
| 5.1 Mood | 第41-55页 |
| 5.1.1 Mood Structure in Letters to Shareholders | 第43-44页 |
| 5.1.2 Tense | 第44-49页 |
| 5.1.3 Person | 第49-55页 |
| 5.2 Modality | 第55-64页 |
| 5.2.1 Characteristics of Modal Verbs in Letters to Shareholders in the Two Corpora | 第55页 |
| 5.2.2 Comparison of Modal Verbs According to Value | 第55-64页 |
| 5.3 The Statistics of Attitude Resources in Letters to Shareholders between America and China | 第64-73页 |
| 5.3.1 The Illustration of Affect Resources | 第64-66页 |
| 5.3.2 The Illustration of Judgement Resources | 第66-68页 |
| 5.3.3 The Illustration of Appreciation Resources | 第68-71页 |
| 5.3.4 Summary of the Attitude Resources | 第71-73页 |
| CHAPTER Ⅵ CONCLUSION | 第73-78页 |
| 6.1 Major Findings in the Study | 第73-76页 |
| 6.2 Implications of the Study | 第76-77页 |
| 6.3 Limitations of the Study | 第77-78页 |
| BIBLIOGRAPHY | 第78-82页 |
| APPENDIX Ⅰ SOURCE OF AMERICAN LETTERS TO SHAREHOLDERS | 第82-85页 |
| APPENDIX Ⅱ SOURCE OF CHINESE LETTERS TO SHAREHOLDERS | 第85-87页 |
