| Abstract in English | 第1-9页 |
| Abstract in Chinese | 第9-11页 |
| Introduction | 第11-15页 |
| Chapter One Literature Review | 第15-30页 |
| Chapter Two Research Methodology | 第30-39页 |
| ·Objectives | 第30页 |
| ·Subjects | 第30-31页 |
| ·Instruments | 第31-36页 |
| ·Procedures | 第36-37页 |
| ·Test Scoring | 第37-39页 |
| Chapter Three Result and Analysis | 第39-46页 |
| ·Comparison of passive and controlled active vocabulary of freshmen and sophomores | 第39-40页 |
| ·Comparison of passive vocabulary of freshmen and sophomores | 第40-41页 |
| ·Comparison of controlled active vocabulary of freshmen and sophomores | 第41-42页 |
| ·Lexical frequency profiles | 第42-43页 |
| ·Pearson coefficients of passive, controlled active and free active vocabularies | 第43-46页 |
| Chapter Four Discussion | 第46-52页 |
| ·How large is the vocabulary of the college students? | 第46-48页 |
| ·How do passive and controlled active vocabularies develop? | 第48-49页 |
| ·What caused the "plateau" in vocabulary learning? | 第49-50页 |
| ·What does the lexical frequency profiles show? | 第50页 |
| ·How are the relationship between PV, CV and FV? | 第50-52页 |
| Chapter Five Pedagogical Implications | 第52-62页 |
| ·Direct vs. indirect vocabulary teaching | 第52-55页 |
| ·Promoting deeper processing | 第55-56页 |
| ·Reading and vocabulary acquisition | 第56-57页 |
| ·Writing and vocabulary acquisition | 第57-59页 |
| ·Learning vocabulary through listening and speaking | 第59-60页 |
| ·Cultivating the learner's independent vocabulary learning strategies | 第60-62页 |
| Conclusion and Suggestions for Further Study | 第62-66页 |
| Bibliography | 第66-70页 |
| Appendix The Vocabulary Tests | 第70-89页 |
| Acknowledgements | 第89-91页 |
