声明
Lists of Tables
Lists of Figures
Lists of Acronyms
Chapter 1 Introduction
1.1 Research background
1.2 Research purpose and significance
1.3 Research questions
1.4 Organization of the thesis
Chapter 2 Literature Review
2.1 Previous studies on LUG and O elements
2.2 Previous studies on TED Talks
Chapter 3 Theoretical Framework and Methodology
3.1 Linear Unit Grammar (LUG)
3.2 Methodology
Chapter 4 Data Analysis and Discussion
4.1 The analysis of the uses of O elements in the corpus
4.2 Detailed analysis of OT elements in the corpus
4.3 Detailed analysis of OI elements in the corpus
Chapter 5 Conclusion
5.1 Major findings and implications
5.2 Limitations and future suggestions
参考文献
Appendix
致谢
Academic Achievements