Acknowledgements
Abstract
中文摘要
Lists of Tables and Figures
Chapter 1 Introduction
1.1 Research Background
1.2 Aims and Significance
1.3 Research Methodology
1.4 Organization of the Thesis
Chapter 2 Previous Studies
2.1 Study of Topic
2.1.1 Sentential Study of Topic
2.1.2 Discursive Study of Topic
2.1.3 Summary
2.2 Studies of News Editorials
2.2.1 The Definition and Purpose of Editorial
2.2.2 Previous Studies of Editorials Abroad
2.2.3 Previous Studies of Editorials in China
2.2.4 Why Editorials
2.3 Discourse vs. Text
Chapter 3 Theoretical Framework
3.1 Discursive Realization of Topic
3.2 Topicality in Discourse
3.2.1 Topic as Focus
3.2.2 Topic as Attitude
3.2.3 Topic as Endocentrics
3.3 Summary
Chapter 4 Evidential Analysis of English Editorials
4.1 Collection of English Editorials
4.2 Evidential Analysis
4.2.1 Discourse-Expansion Analysis
4.2.2 Discourse Tone Analysis
4.2.3 Lexical Repetition Indicating Topic
4.3 Summary
Chapter 5 Conclusion
5.1 Main Findings
5.2 Implications
5.3 Limitations and Suggestions
Bibliography
Appendix Ⅰ
Appendix Ⅱ
Appendix Ⅲ