| Chapter 1 Introduction | 第1-15页 |
| ·Research Background | 第11-13页 |
| ·Research Methodology | 第13-14页 |
| ·General Organization | 第14-15页 |
| Chapter 2 Theoretical Background | 第15-32页 |
| ·Theoretical overview of BECAUSE | 第15-26页 |
| ·Semantic Functions | 第15-18页 |
| ·Syntactic Functions | 第18-23页 |
| ·Positions | 第23-25页 |
| ·Summary of Syntactic Functions, Usage Patterns and Positions | 第25-26页 |
| ·Theory on Foreign Language Learners' Errors | 第26-32页 |
| ·Nature and Definition of Error | 第26-27页 |
| ·Significance of Study on Language Errors | 第27-28页 |
| ·Causes of Foreign Language Learners' Errors | 第28-32页 |
| Chapter 3 Data Presentation and Processing | 第32-39页 |
| ·Corpus-based Study | 第32-37页 |
| ·Methods for Corpus-Based Studies | 第32-33页 |
| ·Contrastive Interlanguage Analysis Approach | 第33-34页 |
| ·Introduction to the Corpora Used in this Research | 第34-37页 |
| ·Data Collection and Processing Procedure | 第37-39页 |
| Chapter 4 Data Analysis and Discussion | 第39-57页 |
| ·Distributions of BECAUSE in ST3 of CLEC and COCNUS | 第39-44页 |
| ·Overall Frequencies of BECAUSE | 第39-40页 |
| ·Frequencies of BECAUSE with Different Syntactic Functions | 第40-42页 |
| ·Positions of BECAUSE | 第42-44页 |
| ·Usage Patterns of BECAUSE in ST3 of CLEC | 第44-52页 |
| ·BECAUSE as a Subordinator | 第44-46页 |
| ·BECAUSE OF as a Preposition | 第46-47页 |
| ·BECAUSE-clause as an Adjunct | 第47-50页 |
| ·BECAUSE-clause as a Disjunct | 第50页 |
| ·BECAUSE-clausc as a Subject | 第50页 |
| ·Negated BECAUSE-clause | 第50-51页 |
| ·Summary | 第51-52页 |
| ·Analysis of Misuse of BECA USE in ST3 of CLEC | 第52-57页 |
| ·Misspellings of BECAUSE | 第52-53页 |
| ·Mixed Usage of Syntactic Functions | 第53页 |
| ·Redundancy | 第53-55页 |
| ·Sentence Fragment | 第55-56页 |
| ·Other Errors | 第56-57页 |
| Chapter 5 Conclusions | 第57-60页 |
| ·Major Findings of this Research | 第57-58页 |
| ·Pedagogical Implications | 第58页 |
| ·Limitations of this Research | 第58-60页 |
| References | 第60-63页 |
| Appendices: | 第63-72页 |
| Appendix I: FoxPro program 'Searching for BECAUSE ' | 第63-68页 |
| Appendix II: Examples of Sentences Containing BECA USE in ST3 of CLEC | 第68-72页 |
| Acknowledgements | 第72-73页 |
| Publication | 第73-74页 |
| Resume | 第74页 |
