| Acknowledgements | 第1-5页 |
| 中文摘要 | 第5-7页 |
| Abstract | 第7-11页 |
| Chapter One Introduction | 第11-17页 |
| ·Object of the present paper | 第11页 |
| ·Research questions | 第11-12页 |
| ·Background for this study | 第12-17页 |
| ·The Definition of Abstract | 第12-13页 |
| ·The Significance of Abstracts | 第13-14页 |
| ·The Study of Abstract Writing Home and Abroad | 第14页 |
| ·The Definition of EST | 第14-15页 |
| ·Nominalization tendency in EST | 第15-17页 |
| Chapter Two Literature Review | 第17-50页 |
| ·Exploring into nominalization | 第17-42页 |
| ·The concept of nominalization | 第17-18页 |
| ·The advancing of grammatical metaphor theory | 第18-21页 |
| ·The theory of grammatical metaphor | 第21-23页 |
| ·A Tentative Definition of Grammar Metaphor | 第23-27页 |
| ·Classification of GM | 第27-29页 |
| ·Ideational GM | 第29-36页 |
| ·Nominalization as a Type of Grammatical Metaphor | 第36-42页 |
| ·Nominalization as a basic characteristic of written texts | 第42-50页 |
| ·Functional varieties of English | 第42-43页 |
| ·Nominalization as a basic characteristic of English written texts | 第43-47页 |
| ·Nominalization and its functions in different functional varieties | 第47-48页 |
| ·Nominalization in scientific writings | 第48-50页 |
| Chapter Three Methodology | 第50-53页 |
| ·Data collection | 第50-51页 |
| ·Instrument | 第51-53页 |
| Chapter Four Analysis and Discussion of the Data | 第53-58页 |
| ·Results | 第53-56页 |
| ·Nominalization frequency | 第53-54页 |
| ·Types of nominalization | 第54-55页 |
| ·Distribution of different types of nominalization | 第55-56页 |
| ·Discussions | 第56-58页 |
| Chapter Five Conclusion | 第58-62页 |
| ·A summary of this study | 第58-59页 |
| ·Significance in English abstract writing | 第59页 |
| ·Limitations | 第59-60页 |
| ·Suggestions for further study | 第60-62页 |
| Bibliography | 第62-66页 |
