封面
声明
致谢
Academic Achievements
中文摘要
英文摘要
目录
Chapter One Introduction
1.1 Research Background
1.2 Purpose and Significance of the Present Study
1.3 Organization of the Thesis
Chapter Two Literature Review
2.1 Conception of SAs
2.2 Interlanguage Theory
2.3 Previous Studies on SAs
Chapter Three Methodology
3.1 Research Questions
3.2 Corpus Description
3.3 Instruments
3.4 Data Collection
Chapter Four Results and Discussion
4.1 Comparison of Frequency of SAs across WECCL and LOCNESS
4.2 Clause Position Distribution of SAs
4.3 Collocation Sequence of SAs
Chapter Five Conclusion
5.1 Major Findings
5.2 Implications
5.3 Limitations and Suggestions for Further Research
参考文献
Appendix