| Acknowledgements | 第1-5页 |
| Contents | 第5-7页 |
| List of Figures and Tables | 第7-9页 |
| Abstract | 第9-12页 |
| 内容摘要 | 第12-14页 |
| Chapter One Introduction | 第14-17页 |
| ·Research Background | 第14-15页 |
| ·Research Significance | 第15-16页 |
| ·General Structure of the Thesis | 第16-17页 |
| Chapter Two Literature Review | 第17-32页 |
| ·Connectives | 第17-24页 |
| ·Definitions of Connectives | 第17-18页 |
| ·Classifications of Connectives | 第18-24页 |
| ·Corpus-based Approach | 第24-26页 |
| ·The Definition of Corpus and Corpus Linguistics | 第24-25页 |
| ·Corpus-based Approach | 第25-26页 |
| ·Interlanguage | 第26-27页 |
| ·Previous Studies on Connectives | 第27-32页 |
| ·The Traditional Approach | 第28-29页 |
| ·The Cognitive Approach | 第29页 |
| ·The Corpus-based Approach | 第29-30页 |
| ·Limitations of the Previous Studies | 第30-32页 |
| Chapter Three Theoretical Foundations | 第32-39页 |
| ·Category and Categorization | 第32-34页 |
| ·The Theory of Prototypes | 第34-39页 |
| ·Prototypes and Prototype Theory | 第34-36页 |
| ·The Application of Prototypes and Prototype Theory in Present Study | 第36-39页 |
| Chapter Four Research Methodology | 第39-59页 |
| ·Research Questions | 第39页 |
| ·Research Methods | 第39-42页 |
| ·Data Preparation | 第42-45页 |
| ·Description of the Three Corpora | 第42-44页 |
| ·Selection of Data | 第44-45页 |
| ·Data Retrieving and Analyzing | 第45-59页 |
| ·A General Picture of the Use of Contrastive Connectives in the ThreeCorpora | 第46-51页 |
| ·Description of the Use of Contrastive Connectives in STU1 and STU2 | 第51-54页 |
| ·Description of the Most Frequent Contrastive Connectives in the ThreeCorpora | 第54-59页 |
| Chapter Five Results and Discussion | 第59-69页 |
| ·General Characteristics of Chinese EFL Learners' Use ofContrastive Connectives | 第59-60页 |
| ·A Cognitive Analysis of Contrastive Connectives'Use in the Corpora | 第60-66页 |
| ·A Cognitive Analysis of Contrastive Connectives'Use in Spoken English | 第61-63页 |
| ·A Cognitive Analysis of Contrastive Connectives'Use in Written English | 第63-64页 |
| ·A Cognitive Analysis of Contrastive Connectives' Use in STUl and STU2 | 第64-66页 |
| ·Some Possible Reasons of the Overused and UnderusedContrastive Connectives by Chinese EFL Learners | 第66-69页 |
| ·The Interference from Learners' First Language | 第66页 |
| ·The Limitation of Learners' Own Language Knowledge and Capability | 第66-67页 |
| ·The Influence from Instruction of Teachers and Written Books | 第67-69页 |
| Chapter Six Conclusion | 第69-73页 |
| ·Major Findings | 第69-70页 |
| ·Pedagogical Implications | 第70-71页 |
| ·Limitations and Suggestions | 第71-73页 |
| References | 第73-78页 |
| Appendix | 第78-90页 |
