| Acknowledgements | 第1-5页 |
| Abstract | 第5-8页 |
| 中文摘要 | 第8-11页 |
| Contents | 第11-15页 |
| Chapter One Introduction | 第15-27页 |
| ·Why the study? | 第15-18页 |
| ·Why the NYEs? | 第18-19页 |
| ·Historical demarcation of the NYEs | 第19-20页 |
| ·Identifying the NYEs as a genre of political discourse | 第20-23页 |
| ·Defining genre | 第20-22页 |
| ·NYEs as a genre of institutional discourse | 第22-23页 |
| ·Elucidating key notions | 第23-24页 |
| ·Ideology | 第23-24页 |
| ·Discourse as social representations | 第24页 |
| ·The purpose of the study | 第24-25页 |
| ·Outline of the dissertation | 第25-27页 |
| Chapter Two Literature review | 第27-60页 |
| ·Introduction | 第27页 |
| ·SFL approach to political discourse analysis | 第27-30页 |
| ·Corpus-based multi-dimensional approach to political discourse analysis | 第30-33页 |
| ·Socio-cognitive approach to political discourse analysis | 第33-35页 |
| ·Critical discourse analysis | 第35-38页 |
| ·Contrastive rhetoric approach to political discourse analysis | 第38-40页 |
| ·Pragmatic approach to political discourse analysis | 第40-44页 |
| ·Cognitive linguistic approach to political discourse analysis | 第44-53页 |
| ·Sociolinguistic approach to political discourse | 第53-55页 |
| ·Content analysis in communication studies | 第55-59页 |
| ·Summary | 第59-60页 |
| Chapter Three Theoretical framework and methodology | 第60-93页 |
| ·Introduction | 第60页 |
| ·Establishing a theoretical framework for diachronic analysis of the NYEs | 第60-71页 |
| ·The model of social context and language in SFL | 第60-63页 |
| ·van Dijk's socio-cognitive model for political discourse analysis | 第63-68页 |
| ·The model of semiotic change in SFL | 第68-70页 |
| ·The integrated model for the diachronic analysis of the NYEs | 第70-71页 |
| ·Analytical tools for analyzing diachronic change of social relations in the NYEs | 第71-85页 |
| ·Generic structure potential analysis | 第72页 |
| ·Content analysis | 第72-73页 |
| ·Representation of social actors and social actions | 第73-81页 |
| ·Representation of social actors | 第73-78页 |
| ·Representation of social actions | 第78-81页 |
| ·Appraisal system | 第81-85页 |
| ·Methodology | 第85-92页 |
| ·Research questions | 第85-86页 |
| ·Methodology for the analysis of the NYEs | 第86-88页 |
| ·Data | 第86-87页 |
| ·Procedure | 第87-88页 |
| ·Methodology for survey of social attitudes | 第88-92页 |
| ·Aim | 第88-89页 |
| ·Respondents | 第89页 |
| ·Instrument | 第89-91页 |
| ·Statistical analysis | 第91-92页 |
| ·Summary | 第92-93页 |
| Chapter Four Generic variation of the NYEs: A description | 第93-117页 |
| ·Introduction | 第93页 |
| ·Diachronic evolvement of social context: An overview | 第93-96页 |
| ·Generic structure of the NYEs from 1949-2006 | 第96-99页 |
| ·Generic variation and the change of social context | 第99-110页 |
| ·Structural variation | 第99-104页 |
| ·Variation in average article and sentence lengths and type/token ratios | 第104-106页 |
| ·Content analysis of the NYEs across the three periods | 第106-110页 |
| ·High frequency content words | 第106-108页 |
| ·Words with high keyness values | 第108-110页 |
| ·Variation in semantic fields of agriculture and industry | 第110-113页 |
| ·Discussion | 第113-117页 |
| Chapter Five Representation of social actors and social actions in the NYEs | 第117-156页 |
| ·Introduction | 第117页 |
| ·Representation of social actors in the NYEs | 第117-145页 |
| ·Collectivization of social actors | 第117-130页 |
| ·Collectivization of the Chinese people in general | 第118-121页 |
| ·Inclusive vs. exclusive 'we' and remote 'they' | 第121-130页 |
| ·Aggregation of social actors | 第130-131页 |
| ·Association of social actors | 第131-134页 |
| ·Association of social actors in the US-group | 第131-133页 |
| ·Association of social actors in the THEM-group | 第133-134页 |
| ·Identification and nomination of social actors | 第134-145页 |
| ·Identification of social actors | 第135-141页 |
| ·Nomination of social actors | 第141-145页 |
| ·Representation of social actions in the NYEs | 第145-153页 |
| ·Deconstructive actions | 第145-152页 |
| ·Identifying deconstructive actions and their implications | 第145-149页 |
| ·Variation of deconstructive verbs and verbal nouns | 第149-152页 |
| ·Directive and assertive reporting verbs and verbal nouns | 第152-153页 |
| ·Discussion | 第153-156页 |
| Chapter Six Negotiating power and solidarity via evaluation | 第156-195页 |
| ·Introduction | 第156页 |
| ·General trend of diachronic variation of attitudinal resources in the NYEs | 第156-193页 |
| ·Diachronic variation of Affect resources | 第159-171页 |
| ·Desire resources | 第160-164页 |
| ·Un/happiness resources | 第164-167页 |
| ·Dis/satisfaction resources | 第167-169页 |
| ·In/security resources | 第169-171页 |
| ·Appreciation resources | 第171-181页 |
| ·Composition resources | 第172-176页 |
| ·Reaction resources | 第176-179页 |
| ·Valuation resources | 第179-181页 |
| ·Judgment resources | 第181-189页 |
| ·Capacity resources | 第182-184页 |
| ·Normality resources | 第184-186页 |
| ·Tenacity resources | 第186-187页 |
| ·Propriety resources | 第187-189页 |
| ·Clustering of attitudinal resources in the NYEs across time | 第189-193页 |
| ·Discussion | 第193-195页 |
| Chapter Seven Survey of social attitudes towards political words | 第195-211页 |
| ·Introduction | 第195页 |
| ·Results and major findings | 第195-207页 |
| ·Descriptive results | 第195-202页 |
| ·Major findings | 第202-207页 |
| ·Age structuring and connotative meanings of the political words | 第202-204页 |
| ·General trends of semantic change with the political words | 第204-207页 |
| ·Discussion | 第207-211页 |
| Chapter Eight Conclusion | 第211-221页 |
| ·Introduction | 第211页 |
| ·Major findings of the study | 第211-214页 |
| ·Generic variation and the change of social context and social cognition | 第211-212页 |
| ·Representation of social actors and social actions and the diachronic change of social relations | 第212-213页 |
| ·Evaluation and the diachronic change of social relations | 第213页 |
| ·Age structuring and the change of social attitudes | 第213-214页 |
| ·Theoretical and methodological contributions and implications of the study | 第214-218页 |
| ·Theoretical contributions to sociolinguistic research | 第214-216页 |
| ·Theoretical implications for linguistic research in general | 第216-217页 |
| ·Methodological contributions and implications | 第217-218页 |
| ·Concluding remarks | 第218-219页 |
| ·Limitations of the study | 第219-220页 |
| ·Suggestions for further research | 第220-221页 |
| Appendices | 第221-231页 |
| Bibliography | 第231-239页 |
