| Acknowledgements | 第1-7页 |
| Abstract | 第7-9页 |
| 摘要 | 第9-14页 |
| List of Abbreviations | 第14-15页 |
| Chapter 1 Introduction | 第15-21页 |
| ·Research Background | 第15-17页 |
| ·Necessity of the Study | 第17-19页 |
| ·Overall Structure of the Thesis | 第19-21页 |
| Chapter 2 Literature Review | 第21-42页 |
| ·Features of Colloquial English and Written English | 第21-25页 |
| ·Features of Colloquial English | 第21-23页 |
| ·Features of Written English | 第23-25页 |
| ·Relations between Colloquial English and Written English | 第25-32页 |
| ·Interlanguage and Language Learning | 第32-39页 |
| ·Definitions and Descriptions of Interlanguage | 第32页 |
| ·Historical Development and Features of Interlanguage | 第32-35页 |
| ·Interlanguage Studies on Colloquial English and Written English | 第35-39页 |
| ·Selinker’s Interlanguage Hypothesis | 第35页 |
| ·Corder’s Idiosyncratic Dialect | 第35-37页 |
| ·Nemser’s Approximative System | 第37-39页 |
| ·Previous Studies Home and Aboard | 第39-42页 |
| Chapter 3 Research Methodology | 第42-48页 |
| ·Research Questions | 第42页 |
| ·Data Source | 第42-44页 |
| ·Research Methods and Instruments | 第44-46页 |
| ·Data Collection and Data Analysis | 第46-48页 |
| Chapter 4 Results and Discussion | 第48-63页 |
| ·Results of the Study | 第48-59页 |
| ·Results of Lexical Analysis | 第48-57页 |
| ·Lexical Density | 第49-50页 |
| ·Lexical Frequency | 第50-51页 |
| ·The Use of Personal Pronouns | 第51-53页 |
| ·The Use of Modal Auxiliaries | 第53-55页 |
| ·The Use of Contractions | 第55-57页 |
| ·Results of Syntactic Analysis | 第57-58页 |
| ·Results of Discourse Analysis | 第58-59页 |
| ·Discussion | 第59-63页 |
| ·Discussion on the Lexical Aspect of Colloquial Features in ChineseEFL Learners’ Writing | 第60页 |
| ·Discussion on the Syntactic Aspect of Colloquial Features in ChineseEFL Learners' Writing | 第60-61页 |
| ·Discussion on the Discourse Aspect of Colloquial Features in ChineseEFL Learners' Writing | 第61-63页 |
| Chapter 5 Conclusion | 第63-70页 |
| ·Major Findings of the Study | 第63-65页 |
| ·Implications | 第65-68页 |
| ·Limitations | 第68-69页 |
| ·Suggestions for Future Study | 第69-70页 |
| References | 第70-73页 |
