| Acknowledgements | 第4-5页 |
| Abstract | 第5-6页 |
| 摘要 | 第7-13页 |
| Chapter One Introduction | 第13-17页 |
| 1.1 Background of the Study | 第13-14页 |
| 1.2 Purpose & Significance of the Study | 第14-15页 |
| 1.3 Layout of the Thesis | 第15-17页 |
| Chapter Two Literature Review | 第17-29页 |
| 2.1 Textbooks and Textbooks Evaluation Models | 第17-21页 |
| 2.1.1 The role of the textbooks | 第17页 |
| 2.1.2 Previous Models for Textbooks Evaluation | 第17-21页 |
| 2.2 Corpus-based Approach | 第21-22页 |
| 2.3 The Theoretical Bases | 第22-24页 |
| 2.3.1 The Input Hypothesis | 第22页 |
| 2.3.2 Vocabulary knowledge | 第22-24页 |
| 2.4 Corpus-based Studies on Vocabulary of English Textbooks | 第24-27页 |
| 2.4.1 Previous studies abroad | 第25页 |
| 2.4.2 Previous studies at home | 第25-27页 |
| 2.5 Summary | 第27-29页 |
| Chapter Three Methodology | 第29-37页 |
| 3.1 Research Questions | 第29页 |
| 3.2 Research Objects | 第29-31页 |
| 3.2.1 Research corpora | 第29-30页 |
| 3.2.2 Reference corpora | 第30-31页 |
| 3.3 Research Instruments | 第31-33页 |
| 3.3.1 WordSmith Tool 4.0 | 第31-32页 |
| 3.3.2 Treetagger | 第32页 |
| 3.3.3 AntConc3.2.lw | 第32-33页 |
| 3.4 Research Procedures | 第33-37页 |
| 3.4.1 Procedures for analyzing vocabulary distribution | 第33页 |
| 3.4.2 Procedures for analyzing the features of breadth and depth of vocabularyknowledge in the textbooks | 第33-37页 |
| Chapter Four Results and Discussion | 第37-63页 |
| 4.1 The Analysis of Vocabulary Distribution | 第37-45页 |
| 4.1.1 The overall distribution of vocabulary in the SHE | 第37-40页 |
| 4.1.2 The overall distribution of vocabulary in the NSEC | 第40-42页 |
| 4.1.3 The comparison of vocabulary distribution between the SHE and NSEC | 第42-45页 |
| 4.2 The Analysis of Breadth and Depth of Vocabulary Knowledge of Target Words | 第45-63页 |
| 4.2.1 The coverage of high-frequency adjectives in the SHE and NSEC | 第46-47页 |
| 4.2.2 The repetition of shared adjectives in the SHE and the NSEC | 第47-50页 |
| 4.2.3 The representation of the typical pattern and common collocation ofhigh-frequency adjectives in the SHE and the NSEC | 第50-63页 |
| Chapter Five Conclusion | 第63-67页 |
| 5.1 Major Findings | 第63-64页 |
| 5.2 Implications of the Present Study | 第64-65页 |
| 5.3 The Limitations and Suggestions | 第65-67页 |
| References | 第67-71页 |
| Appendix | 第71-81页 |
| 攻读硕士学位期间的科研成果 | 第81页 |
