| ABSTRACT | 第1-7页 |
| 摘要 | 第7-8页 |
| Acknowledgements | 第8-11页 |
| Chapter One INTRODUCTION | 第11-14页 |
| ·General Description of the Thesis | 第11页 |
| ·Aims of the Study | 第11-12页 |
| ·The General Framework of the Thesis | 第12-14页 |
| Chapter Two LITERATURE REVIEW | 第14-33页 |
| ·A Brief Overview of Functional Grammar | 第14-15页 |
| ·Grammatical Metaphor | 第15-26页 |
| ·Definition and types of grammatical metaphor | 第15-25页 |
| ·Congruence and incongruence | 第25-26页 |
| ·Some Previous Studies of Nominalization | 第26-30页 |
| ·Three different approaches to nominalization | 第26-29页 |
| ·Systemic-functional approach to nominalization | 第29-30页 |
| ·A Brief Review of Scientific Discourse Study and News Discourse Study | 第30-33页 |
| ·Scientific discourse | 第30-31页 |
| ·News discourse | 第31-33页 |
| Chapter Three BASIC METAFUNCTIONS OF NOMINALIZATION | 第33-54页 |
| ·Ideational Functions of Nominalization in Scientific Discourse and News Discourse | 第33-42页 |
| ·Transference between the congruent and incongruent in the two discourses | 第33-34页 |
| ·Effect of economy through nominalization in the two discourses | 第34-38页 |
| ·Effect of highlighting the stylistic features in the two discourses | 第38-42页 |
| ·Interpersonal Functions of Nominalization in Scientific Discourse and News Discourse | 第42-48页 |
| ·Nominalization and mood in the two discourses | 第43-45页 |
| ·Nominalization and modality in the two discourses | 第45-48页 |
| ·Textual Metafunctions of Nominalization in Scientific Discourse and News Discourse | 第48-54页 |
| ·Better cohesion through nominalized theme and relevant thematic progression pattern in the two discourses | 第48-50页 |
| ·Nominalization and information focus shifting in the two discourses | 第50-54页 |
| Chapter Four THE RELATIONSHIP BETWEEN THE FREQUENCY OF NOMINALIZATION AND REGISTER | 第54-64页 |
| ·Field Variables in the Two Discourses | 第56-59页 |
| ·Tenor Variables in the Two Discourses | 第59-62页 |
| ·Mode Variables in the Two Discourses | 第62-64页 |
| Chapter Five CONCLUSION | 第64-67页 |
| ·Major Findings | 第64-65页 |
| ·Pedagogical Implications | 第65页 |
| ·Limitations and Suggestions | 第65-67页 |
| REFERENCES | 第67-69页 |
