| Acknowledgements | 第1-6页 |
| Abstract | 第6-8页 |
| 摘要 | 第8-14页 |
| List of Tables | 第14-15页 |
| List of Figures | 第15-16页 |
| Chapter 1 Introduction | 第16-21页 |
| ·Necessity of the Study | 第16-19页 |
| ·Aim of the Study | 第19页 |
| ·Significance of the Study | 第19-20页 |
| ·Layout of the study | 第20-21页 |
| Chapter 2 Literature Review | 第21-32页 |
| ·The theory of analyzing learner language: the Interlanguage Hypothesis | 第21-23页 |
| ·Computer-based analysis of learner language | 第23-26页 |
| ·Previous studies at home and abroad | 第26-32页 |
| ·Corpus-based studies at home and abroad | 第26-29页 |
| ·Non-corpus-based studies at home and abroad | 第29-32页 |
| Chapter 3 Research Framework | 第32-47页 |
| ·Research framework (Ⅰ): Connotation types | 第32-40页 |
| ·Connotation types on Macmillan English Dictionary for Advanced Learners | 第33页 |
| ·Connotation types on Collins (COBUILD) English Dictionary | 第33-34页 |
| ·Connotation types on Webster’s New World College Dictionary (Fourth Edition) | 第34-35页 |
| ·Connotation types on The New Oxford Dictionary of English (Second Edition) | 第35-36页 |
| ·Connotation types on The Cambridge Grammar of the English Language | 第36-37页 |
| ·Connotation types on A Comprehensive Grammar of the English language | 第37-38页 |
| ·Connotation types adopted in the present study | 第38-40页 |
| ·Research framework ( Ⅱ): Levels of coordination | 第40-47页 |
| ·Coordination of clauses | 第40-42页 |
| ·Coordination of predicates and predications | 第42页 |
| ·Coordination of noun phrases and their constituents | 第42-43页 |
| ·Coordination of parts of noun phrases | 第43-44页 |
| ·Coordination of other constituents | 第44-45页 |
| ·Levels of coordination adopted in the present study | 第45-47页 |
| Chapter 4 Methodology | 第47-71页 |
| ·Research Questions | 第47-48页 |
| ·Corpora selection | 第48-52页 |
| ·Learner Corpus: the WECCL | 第49-50页 |
| ·Reference corpus: the LOCNESS | 第50-52页 |
| ·Research procedures | 第52-56页 |
| ·Samples of data coding and data analysis | 第56-58页 |
| ·Principles for data coding and analysis on connotation types | 第58-71页 |
| ·Data coding and analysis for Consequence or result | 第58-60页 |
| ·Data coding and analysis for Chronological sequence | 第60-62页 |
| ·Data coding and analysis for Comment or explanation | 第62-64页 |
| ·Data coding and analysis for Concession | 第64-65页 |
| ·Data coding and analysis for Addition | 第65-67页 |
| ·Data coding and analysis for Condition | 第67-69页 |
| ·Data coding and analysis for Contrast | 第69-71页 |
| Chapter 5 Results and Discussion | 第71-92页 |
| ·Total coordinating conjunction and used in two corpora | 第71-72页 |
| ·The distributional patterns of the coordinating conjunction and in connotation types | 第72-75页 |
| ·The distributional patterns of the coordinating conjunction and in coordination types | 第75-84页 |
| ·The specific distributional patterns: Coordination of clauses | 第77-78页 |
| ·The specific distributional pattern: Coordination of noun phrases and their constituents | 第78-80页 |
| ·The specific distributional patterns: Coordination of predicates and predications | 第80页 |
| ·The specific distributional patterns: Coordination of other constituents | 第80-82页 |
| ·The specific distributional patterns: Coordination of parts of noun phrases | 第82-84页 |
| ·Discussion | 第84-92页 |
| ·Accounting for the overused types | 第85-89页 |
| ·Accounting for the underused types | 第89-92页 |
| Chapter 6 Conclusions | 第92-100页 |
| ·Major findings | 第92-96页 |
| ·Pedagogical implications | 第96-98页 |
| ·Limitations and suggestions for further research | 第98-100页 |
| References | 第100-107页 |
| Academic papers published during postgraduate study | 第107-108页 |
| Appendix Ⅰ | 第108-110页 |
| Appendix Ⅱ | 第110-111页 |
