声明
Acknowledgements
Abstract
摘要
Contents
List of Tables
Chapter One Introduction
1.1 Research Background
1.2 Necessity and Significance of the Study
1.3 Organization of the Thesis
Chapter Two Literature Review
2.1 An Introduction to Discourse Markers
2.1.1 Terminology for Discourse Markers
2.1.2 Definitions of Discourse Markers
2.1.3 Features of Discourse Markers
2.1.4 Classifications of Discourse Markers
2.1.5 Functions of Discourse Markers
2.2 An Overview of Studies of Contrastive Discourse Markers
2.2.1 An Overview of Studies of CDMs Abroad
2.2.2 An Overview of Studies of CDMs at home
2.3 An Overview of Studies of Discourse Markers but
2.3.1 Studies on Discourse Marker but Abroad
2.3.2 Studies on Discourse Marker but at Home
2.4 Originality of the Study
Chapter Three Research Design
3.1 Research Questions
3.2 Data Collection
3.2.1 Corpora and Instrument
3.3 Procedures of Analysis
3.4 Summary
Chapter Four Data Analysis and Discussion
4.1 Results of Data Analysis
4.1.1 Overall Frequencies of but in SWECCL and BNC
4.1.2 Syntactic Positions of but in SWECCL and BNC
4.1.3 Collocations of but in SWECCL
4.1.4 Pragmatic Functions of but in SWECCL and BNC
4.2 Discussion
4.2.1 Similarities in the Use of but in SWECCL and BNC
4.2.2 Differences in the Use of but in SWECCL and BNC
4.3 Possible Factors Contributing to the Inappropriate Use of but
4.3.1 Language Proficiency
4.3.2 Pragmatic Fossilization
4.3.3 Negative Transfer
4.4 Summary
Chapter Five Conclusion
5.1 Major Findings of the Study
5.2 Implications of the Study
5.3 Limitations
5.4 Suggestions for the Further Studies
Works Cited