| Abstract | 第3-4页 |
| 摘要 | 第5-8页 |
| Abbreviations | 第8-9页 |
| Chapter One Introduction | 第9-13页 |
| 1.1 Research Background | 第9-10页 |
| 1.2 Research Questions | 第10-11页 |
| 1.3 Research Significance | 第11页 |
| 1.4 Outline of the Thesis | 第11-13页 |
| Chapter Two Literature Review | 第13-23页 |
| 2.1 Applied Studies of Appraisal Theory | 第13-16页 |
| 2.1.1 Previous Studies of Appraisal Theory Abroad | 第13-15页 |
| 2.1.2 Previous Studies of Appraisal Theory at Home | 第15-16页 |
| 2.2 Previous Studies of Attitudinal Resources | 第16-19页 |
| 2.2.1 Studies Aboard | 第16-17页 |
| 2.2.2 Studies at Home | 第17-19页 |
| 2.3 Previous Studies of Environmental News and Smog News | 第19-23页 |
| 2.3.1 Studies of Environmental News | 第19-21页 |
| 2.3.2 Studies of Smog News | 第21-23页 |
| Chapter Three Theoretical Framework | 第23-30页 |
| 3.1 An Overview of Appraisal Theory | 第23页 |
| 3.2 Three Subsystems of Appraisal Theory | 第23-25页 |
| 3.2.1 Attitude | 第24页 |
| 3.2.2 Engagement | 第24-25页 |
| 3.2.3 Graduation | 第25页 |
| 3.3 The Attitude System | 第25-30页 |
| 3.3.1 Affect | 第25-26页 |
| 3.3.2 Judgement | 第26-28页 |
| 3.3.3 Appreciation | 第28-30页 |
| Chapter Four Research Methodology | 第30-36页 |
| 4.1 Data Collection | 第30-31页 |
| 4.2 Research Instrument | 第31-34页 |
| 4.3 Research Procedures | 第34-36页 |
| Chapter Five Results and Discussions | 第36-62页 |
| 5.1 Attitudinal Resources employed in Chinese and American Smog News | 第36-38页 |
| 5.2 Comparative Analysis of Attitudinal Resources in Smog News | 第38-50页 |
| 5.2.1 Comparative Analysis of Affect | 第38-42页 |
| 5.2.2 Comparative Analysis of Judgement | 第42-47页 |
| 5.2.3 Comparative Analysis of Appreciation | 第47-50页 |
| 5.3 Features of the Attitudinal Resources in Smog News | 第50-56页 |
| 5.3.1 Positive and Negative Attitudinal Resources | 第50-51页 |
| 5.3.2 Explicit and Implicit Attitudinal Resources | 第51-56页 |
| 5.4 Comparative Analysis of Functions of the Attitudinal Resources | 第56-62页 |
| 5.4.1 Highlighting the Severity of the Smog Problem | 第56-57页 |
| 5.4.2 Evoking the Emotional Resonance and Boosting Confidence | 第57-59页 |
| 5.4.3 Showing the Determination of the Government | 第59-62页 |
| Chapter Six Conclusion | 第62-65页 |
| 6.1 Major Findings | 第62-63页 |
| 6.2 Significance and Implications | 第63页 |
| 6.3 Limitations | 第63-65页 |
| References | 第65-70页 |
| Appendix Ⅰ Sample Texts Selected from Chinese and American Smog News | 第70-72页 |
| Appendix Ⅱ Typical Examples used for comparative analysis | 第72-82页 |
| Appendix Ⅲ Search results of Chinese and American Smog News | 第82-83页 |
| Appendix Ⅳ Search results of Attitudinal Resources in the Smog News | 第83-86页 |
| Acknowledgements | 第86页 |
