声明
Acknowledgements
Abstract
摘要
Contents
List of Figures and Tables
Chapter 1 Introduction
1.1 The background of the study
1.2 The purpose of the study
1.3 The organization of the present study
Chapter 2 Literature Review
2.1 Research article introduction
2.2 Swales’ CARS model
2.2.1 Swales’ 1990 CARS model
2.2.2 Previous study on the 1990 CARS model
2.2.3 Swales’ 2004 CARS model
2.2.4 Previous studies on the 2004 CARS model
2.2.5 The CARS model employed in the current study
2.3 Metadiscourse
2.3.1 Definition of metadiscourse
2.3.2 Classification of Metadiscourse
2.3.3 Previous studies on metadiseouse
Chapter 3 Methodology
3.1 The Data Collection
3.2 The Methodology of Study
3.3 The Procedure of the Data Analysis
Chapter 4 Results and Discussions
4.1 The macro-structure of the RA introductions and the distribution of metadiscourses
4.1.1 The macro-structure of RA introductions
4.1.2 Occurrences of each metadiscourses
4.1.3 Distribution of metadiscourses within moves and steps
4.2 Macro structure of moves and steps
4.2.1 Description of steps in Move 1
4.2.2 Description of steps in Move 2
4.2.3 Description of steps in Move 3
4.3 Metadiscoursal devices projected onto move structures
4.3.1 Metadiscourse elements in the research article introductions
4.3.2 Metadiscoursal devices projected onto Move 1
4.3.3 Metadiscoursal devices projected onto Move 2
4.3.4 Metadiscoursal devices projected onto Move 3
Chapter 5 Conclusion
5.1 Major findings
5.2 Contributions and limitations
5.3 Suggestions for further research
References
Appendix