| Acknowledgements | 第1-7页 |
| Abstract | 第7-8页 |
| 摘要 | 第8-9页 |
| 前言 | 第9-12页 |
| Chapter One Introduction | 第12-16页 |
| ·Significance of Vocabulary in Language learning | 第12-13页 |
| ·Vocabulary Teaching and Learning in Chinese Middle School | 第13-14页 |
| ·Necessity of Vocabulary Assessment | 第14-15页 |
| ·Purposes of the thesis | 第15-16页 |
| Chapter Two Literature Review | 第16-40页 |
| ·Definition of Some Important Terms | 第16-22页 |
| ·The Nature of Vocabulary | 第16-19页 |
| ·Breadth and Depth of Vocabulary Knowledge | 第19-21页 |
| ·Requirements of Middle School English Curriculum on Vocabulary | 第21-22页 |
| ·Researches on Vocabulary | 第22-40页 |
| ·Researches on breadth and depth of vocabulary knowledge | 第22-34页 |
| ·Researches on the order of vocabulary acquisition | 第34-37页 |
| ·Researches on Correlation Between Vocabulary Size and Language Proficiency | 第37-39页 |
| ·Conclusion | 第39-40页 |
| Chapter Three Research Designing | 第40-46页 |
| ·Research Questions | 第40页 |
| ·Research Subjects | 第40-41页 |
| ·Research Instruments | 第41-44页 |
| ·Designing of Vocabulary Proficiency Test | 第41-44页 |
| ·Language Proficiency Test | 第44页 |
| ·Data Collecting | 第44-46页 |
| Chapter Four Research Results and Discussion | 第46-67页 |
| ·Vocabulary Proficiency of Senior Middle School Students | 第46-54页 |
| ·Results of Breadth and Depth of Vocabulary knowledge | 第46-49页 |
| ·Discussion | 第49-54页 |
| ·The Difference of Vocabulary Proficiency of Students in Different Grades | 第54-57页 |
| ·Comparison of Vocabulary Proficiency between Groups | 第54-55页 |
| ·Discussion of the Gap of Vocabulary Proficiency between Groups | 第55-57页 |
| ·Order of students' vocabulary acquisition | 第57-67页 |
| ·Analysis of Words Difficult to Acquire | 第58-62页 |
| ·Analysis of Words Easy to Acquire | 第62页 |
| ·Implications of English teaching | 第62-63页 |
| ·Correlation between vocabulary size and language proficiency | 第63-67页 |
| Chapter Five Conclusion | 第67-73页 |
| ·Main Findings of the Research | 第67-68页 |
| ·Significances of the Study | 第68-71页 |
| ·An evidence to prove the validity of new English curriculum | 第68页 |
| ·Implications on vocabulary teaching and learning | 第68-71页 |
| ·Limitation of the Study and Suggestions to Future Study | 第71-73页 |
| References | 第73-78页 |
| AppendiX | 第78-85页 |
