| 摘要 | 第1-5页 |
| Abstract | 第5-9页 |
| Introduction | 第9-12页 |
| Chapter One Studies on Tense | 第12-26页 |
| ·Tense Studied in Traditional Grammar | 第12-16页 |
| ·Tense Studied in Functional Grammar | 第16-18页 |
| ·Tense Studied in Cognitive Grammar | 第18-20页 |
| ·Definition of the Tense Adopted in This Paper | 第20-21页 |
| ·Subcategories of English Tense | 第21-26页 |
| ·The Present Tense | 第22-23页 |
| ·The Past Tense | 第23-26页 |
| Chapter Two Theoretical Foundation of the Thesis | 第26-41页 |
| ·Definition of Categorization | 第26-28页 |
| ·Classical Theory of Categorization | 第28-32页 |
| ·Prototype Theory of Categorization | 第32-41页 |
| ·Family Resemblance | 第32-33页 |
| ·Prototype Category | 第33-37页 |
| ·Prototypical Members and Non-prototypical Members | 第37-38页 |
| ·Fuzzy Boundary of Prototype Category | 第38-41页 |
| Chapter Three Prototype Analysis of English Tense | 第41-63页 |
| ·Prototype Analysis of the Present Tense as a Prototype Category | 第42-56页 |
| ·Prototypical Members of the Present Tense | 第44-49页 |
| ·Non-Prototypical Members of the Present Tense | 第49-54页 |
| ·The Family Resemblance of the Present Tense | 第54-56页 |
| ·Prototype Analysis of the Past Tense as a Prototype Category | 第56-63页 |
| ·Prototypical Members of the Past Tense | 第56-58页 |
| ·Non-Prototypical Members of the Past Tense | 第58-60页 |
| ·The Family Resemblance of the Past Tense | 第60-63页 |
| Chapter Four Tense in English as a Semantic Continuum | 第63-78页 |
| ·Semantic Continuum | 第63-65页 |
| ·Tense as a Semantic Continuum | 第65-67页 |
| ·Present and Past:Two Neighboring Prototype Categories of Tense as a Semantic Continuum | 第67-69页 |
| ·Cognitive Analysis of the Overlapping Area between Present and Past Tense as Neighboring Prototype Categories | 第69-78页 |
| ·Overlapping Area between the Two Tenses as Neighboring Prototype Categories | 第69-70页 |
| ·Cognitive Motivation of thOverlapping | 第70-78页 |
| Conclusion | 第78-81页 |
| Bibliogrphy | 第81-86页 |
| Acknowlegements | 第86页 |
