| Abstract | 第1-6页 |
| 摘要 | 第6-8页 |
| Introduction | 第8-17页 |
| A. Introduction of Twain and this novel | 第8-10页 |
| B. Literature Review | 第10-13页 |
| C. Theoretical Framework | 第13-14页 |
| D. Concept of “Wilderness” | 第14-17页 |
| Chapter one Natural Wilderness in the American West | 第17-22页 |
| A. Benign environment—a region of childlike innocence | 第17-19页 |
| B. The river as “Mother” | 第19-22页 |
| Chapter Two Spiritual Wilderness: A Place of Exile | 第22-37页 |
| A. Trial and Danger with freedom | 第22-28页 |
| B. Threat from Civilization | 第28-33页 |
| C. River as “Sanctuary”: a place of physical & spiritual rejuvenation | 第33-37页 |
| Chapter Three Ecological Wilderness: Harmony in Nature | 第37-46页 |
| A. The river as “Tao” | 第37-40页 |
| B. Free ecological character Shaped by Nature | 第40-42页 |
| C. Fraternity in the forest habitats | 第42-46页 |
| Conclusion | 第46-48页 |
| Notes | 第48-50页 |
| Bibliography | 第50-52页 |
