| ACKNOWLEDGEMENTS | 第9-10页 |
| ABSTRACT | 第10-11页 |
| 摘要 | 第13-20页 |
| CHAPTER ONE INTRODUCTION | 第20-23页 |
| 1.1 Research Background | 第20页 |
| 1.2 Significance of the Study | 第20-22页 |
| 1.3 Organization of the Thesis | 第22-23页 |
| CHAPTER TWO LITERATURE REVIEW | 第23-47页 |
| 2.1 Vocabulary Learning | 第23-29页 |
| 2.1.1 Approaches to Vocabulary Learning | 第23-27页 |
| 2.1.2 Factors Affecting Incidental Vocabulary Acquisition | 第27-29页 |
| 2.2 Theoretical Basis of Incidental Vocabulary Acquisition | 第29-32页 |
| 2.2.1 Involvement Load Hypothesis | 第29-30页 |
| 2.2.2 Input Hypothesis | 第30-31页 |
| 2.2.3 Noticing Hypothesis | 第31-32页 |
| 2.3 Empirical Studies on Incidental Vocabulary Acquisition at Home and Abroad | 第32-45页 |
| 2.3.1 The Relationship Between Reading and Incidental Vocabulary Acquisition | 第32-33页 |
| 2.3.2 Empirical Studies on the Effect of Word Occurrence on IVA | 第33-37页 |
| 2.3.3 Empirical Studies on the Effect of Task Types on IVA | 第37-42页 |
| 2.3.4 Empirical Studies on the Effect of Lexical Items on IVA | 第42-45页 |
| 2.4 Limitations in Previous Studies on Incidental Vocabulary Acquisition | 第45-47页 |
| CHAPTER THREE METHODOLOGY | 第47-56页 |
| 3.1 Research questions | 第47页 |
| 3.2 Subjects | 第47-49页 |
| 3.3 Research Design | 第49-55页 |
| 3.3.1 Reading Material | 第49-50页 |
| 3.3.2 Target Single Words and Collocations | 第50-51页 |
| 3.3.3 Input Frequency and Reading Tasks | 第51-52页 |
| 3.3.4 Vocabulary Acquisition Test and Scoring Methods | 第52-53页 |
| 3.3.5 Research Procedures | 第53-55页 |
| 3.4 Data Collection and Analysis | 第55-56页 |
| CHAPTER FOUR RESULTS AND ANALYSIS | 第56-73页 |
| 4.1 Results | 第56-68页 |
| 4.1.1 Effect of Input Frequency, Task Type and Lexical Item on L2 Receptive Word Acquisition | 第56-62页 |
| 4.1.2 Effect of Input Frequency, Task Type and Lexical Item on L2 Productive Word Acquisition | 第62-68页 |
| 4.2 Discussion | 第68-73页 |
| 4.2.1 Effects of Reading Tasks on L2 Receptive and Productive Vocabulary Acquisition | 第68-69页 |
| 4.2.2 Effects of Input Frequency on L2 Receptive and Productive Vocabulary Acquisition | 第69-70页 |
| 4.2.3 Effects of Lexical Item Typeson L2 Receptive and Productive Vocabulary Acquisition | 第70-71页 |
| 4.2.4 Three-Factor Effects on L2 Receptive and Productive Vocabulary Acquisition | 第71-73页 |
| CHAPTER FIVE CONCLUSION | 第73-77页 |
| 5.1 Major Findings | 第73-74页 |
| 5.2 Pedagogical Implications | 第74-75页 |
| 5.3 Limitations and Suggestions | 第75-77页 |
| REFERENCES | 第77-82页 |
| APPENDIX Ⅰ | 第82-84页 |
| APPENDIX Ⅱ | 第84-95页 |
| APPENDIX Ⅲ | 第95-107页 |
| APPENDIX Ⅳ | 第107-109页 |
| APPENDIX Ⅴ | 第109页 |
