| Abstract | 第5页 |
| 摘要 | 第6-12页 |
| Chapter One Introduction | 第12-17页 |
| 1.1 Background information | 第12-13页 |
| 1.2 Research Motivations and Objectives | 第13-15页 |
| 1.3 Organization of the Thesis | 第15-17页 |
| Chapter Two Literature Review | 第17-34页 |
| 2.1 Definition of Formulaic Sequences | 第17-20页 |
| 2.1.1 Diversity of Definition | 第17-20页 |
| 2.1.2 Working Definition | 第20页 |
| 2.2 Categorization of Formulaic Sequences | 第20-26页 |
| 2.2.1 From the Perspective of Structure | 第20-24页 |
| 2.2.2 From the Perspective of Function | 第24-25页 |
| 2.2.3 Working Categorization | 第25-26页 |
| 2.3 Main Functions of Formulaic Sequences | 第26-29页 |
| 2.3.1 Reducing Language Processing Efforts and Time | 第26-27页 |
| 2.3.2 Improving Language Idiomaticity | 第27-28页 |
| 2.3.3 Supporting Social Interaction | 第28-29页 |
| 2.4 Related Studies on Formulaic Sequences | 第29-34页 |
| 2.4.1 Related Studies Abroad | 第29-31页 |
| 2.4.2 Related Studies at Home | 第31-34页 |
| Chapter Three Research Methodology | 第34-43页 |
| 3.1 Research Questions | 第34页 |
| 3.2 Corpus-based Approach | 第34-36页 |
| 3.3 Research Software and Tool | 第36-37页 |
| 3.4 Data Analyzing Procedures | 第37-41页 |
| 3.4.1 The Criteria for Selecting Targeted Formulaic Sequences | 第37-38页 |
| 3.4.2 Software Extraction | 第38-39页 |
| 3.4.3 Manual Filtering | 第39-40页 |
| 3.4.4 Categorizing the Identified Formulaic Sequences | 第40-41页 |
| 3.4.5 Data processing and analyzing | 第41页 |
| 3.5 Summary | 第41-43页 |
| Chapter Four Results and Discussion | 第43-78页 |
| 4.1 Comparison of the Distribution of Formulaic Sequences between Chinese and American Students | 第43-50页 |
| 4.1.1 Overall Frequency of Formulaic Sequences in the corpora | 第43-44页 |
| 4.1.2 Comparison of Frequency of Formulaic Sequences between the Two Corpora | 第44-46页 |
| 4.1.3 Comparison of Variety of Formulaic Sequences between the Two Corpora | 第46-47页 |
| 4.1.4 Quantitative features of FS use in SECCL | 第47-50页 |
| 4.2 Comparative Analysis of the Four Categories of Formulaic Sequences between Chinese and American students | 第50-58页 |
| 4.2.1 Distribution of Different Types of Formulaic Sequences within Each Corpus | 第50-52页 |
| 4.2.2 Comparative Analysis of Four types Of Formulaic Sequences betweenthe Two Corpora | 第52-58页 |
| 4.3 Comparative Analysis of the functional Types of formulaic sequences | 第58-73页 |
| 4.3.1 Stance expressions | 第58-67页 |
| 4.3.2 Discourse organizing sequences | 第67-69页 |
| 4.3.3 Referential expressions | 第69-73页 |
| 4.4 Factors Influencing the Use of Formulaic Sequences by Chinese Learners | 第73-77页 |
| 4.4.1 Effect of Mother Tongue | 第73-75页 |
| 4.4.2 Strategic competence | 第75-76页 |
| 4.4.3 Lack of language input | 第76-77页 |
| 4.4.4 Test environment | 第77页 |
| 4.5 Summary | 第77-78页 |
| Chapter Five Conlusion | 第78-83页 |
| 5.1 Major Findings | 第78-80页 |
| 5.2 Pedagogical Implications | 第80-81页 |
| 5.3 Limitations of the Current Study | 第81-82页 |
| 5.4 Suggestions for further research | 第82-83页 |
| Bibliography | 第83-86页 |
| Acknowledgements | 第86页 |
