| Acknowledgements | 第5-6页 |
| Table of Contents | 第6-9页 |
| Abstract | 第9页 |
| 摘要 | 第10-11页 |
| List of Abbreviations | 第11-12页 |
| List of Figures | 第12-13页 |
| List of Tables | 第13-14页 |
| Chapter One Introduction | 第14-19页 |
| 1.1 Research background | 第14-16页 |
| 1.2 Significance of this study | 第16-17页 |
| 1.3 Organization of this thesis | 第17-19页 |
| Chapter Two Literature Review | 第19-40页 |
| 2.1 Vocabulary acquisition | 第19-21页 |
| 2.1.1 tentional vocabulary acquisition | 第19-20页 |
| 2.1.2 Incidental vocabulary acquisition | 第20-21页 |
| 2.2 Incidental vocabulary acquisition through reading | 第21-28页 |
| 2.2.1 Problems in incidental vocabulary acquisition through reading | 第22-23页 |
| 2.2.2 Ways to improve incidental vocabulary acquisition through reading | 第23-28页 |
| 2.2.2.1 Dictionary use | 第24-25页 |
| 2.2.2.2 Reoccurrence of unknown words | 第25-26页 |
| 2.2.2.3 Context | 第26-27页 |
| 2.2.2.4 Glosses | 第27-28页 |
| 2.2.2.5 Textual enhancement | 第28页 |
| 2.3 Effects of glosses on incidental vocabulary acquisition through reading | 第28-31页 |
| 2.4 Related theories | 第31-33页 |
| 2.4.1 The Noticing Hypothesis | 第31-32页 |
| 2.4.2 The Input Hypothesis | 第32-33页 |
| 2.5 Studies on gloss positions | 第33-36页 |
| 2.6 Studies on textual enhancement | 第36-40页 |
| Chapter Three Research Methodology | 第40-49页 |
| 3.1 Research Questions | 第40-41页 |
| 3.2 Research Design | 第41-49页 |
| 3.2.1 Subjects | 第41-42页 |
| 3.2.2 Materials | 第42-45页 |
| 3.2.2.1 Reading texts | 第42-43页 |
| 3.2.2.2 Target words and glosses | 第43-44页 |
| 3.2.2.3 Reading comprehension questions | 第44-45页 |
| 3.2.3 Measures | 第45-46页 |
| 3.2.4 Procedures | 第46-48页 |
| 3.2.4.1 Pilot study | 第46-47页 |
| 3.2.4.2 Treatments and post-tests | 第47-48页 |
| 3.2.4.3 Semi-structured interviews | 第48页 |
| 3.2.5 Data Collection | 第48-49页 |
| Chapter Four Results and Discussion | 第49-67页 |
| 4.1 Reliability of the vocabulary tests in the present study | 第49-50页 |
| 4.2 The effects of different gloss positions on incidental vocabulary acquisition through reading | 第50-55页 |
| 4.2.1 The effects of different gloss positions on immediate vocabulary retention | 第50-53页 |
| 4.2.2 The effects of different gloss positions on delayed vocabulary retention | 第53-55页 |
| 4.3 The effects of textual enhancement on incidental vocabulary acquisition through reading | 第55-59页 |
| 4.3.1 The effects of textual enhancement on immediate vocabulary retention | 第55-57页 |
| 4.3.2 The effects of textual enhancement on delayed vocabulary retention | 第57-59页 |
| 4.4 The interaction effects of gloss position and textual enhancement on incidental vocabulary acquisition through reading | 第59-62页 |
| 4.4.1 The interaction effects of gloss position and textual enhancement on immediate vocabulary retention | 第59-60页 |
| 4.4.2 The interaction effects of gloss position and textual enhancement on delayed vocabulary retention | 第60-62页 |
| 4.5 The relationship between the performances on the immediate vocabulary tests and the delayed vocabulary tests | 第62-64页 |
| 4.5.1 Correlation between the immediate vocabulary tests and the delayed vocabulary tests | 第62-63页 |
| 4.5.2 Comparison between the immediate vocabulary tests and the delayed vocabulary tests | 第63-64页 |
| 4.6 Summary | 第64-67页 |
| Chapter Five Conclusion | 第67-72页 |
| 5.1 Major Findings | 第67-68页 |
| 5.2 Implications | 第68-70页 |
| 5.3 Limitations of the present study | 第70-71页 |
| 5.4 Suggestions for further study | 第71-72页 |
| Bibliography | 第72-79页 |
| Appendix Ⅰ 阅读理解(Pre-with) | 第79-83页 |
| Appendix Ⅱ 阅读理解(Pre-without) | 第83-87页 |
| Appendix Ⅲ 阅读理解(Post-with) | 第87-91页 |
| Appendix Ⅳ 阅读理解(Post-without) | 第91-95页 |
| Appendix Ⅴ 词汇测试(即时测试) | 第95-97页 |
| Appendix Ⅵ 词汇测试(延时测试) | 第97-99页 |
| Appendix Ⅶ 半结构化的采访提纲 | 第99-100页 |
| Appendix Ⅷ 问卷(用于pilot study) | 第100页 |
