| ABSTRACT | 第1-6页 |
| 摘要 | 第6-8页 |
| CONTENTS | 第8-10页 |
| Chapter One Introduction | 第10-16页 |
| ·Background of the Study | 第10-12页 |
| ·Significance of the Study | 第12-13页 |
| ·Purpose of the Study | 第13-14页 |
| ·Research Methods and Data Collection | 第14-15页 |
| ·Overall Structure of the Thesis | 第15-16页 |
| Chapter Two Literature Review | 第16-30页 |
| ·Text,Cohesion and Coherence | 第16-25页 |
| ·Definitions of Key Terms | 第16-21页 |
| ·The Relationship between Cohesion and Coherence | 第21-23页 |
| ·Previous Studies on Cohesion in Englis Writing | 第23-25页 |
| ·Researches into Job Application Letters | 第25-30页 |
| ·Definition and Features of Job Application Letters | 第26页 |
| ·Previous Studies on Job Application Letters | 第26-30页 |
| Chapter Three Theoretical Basis:Lexical Cohesion | 第30-41页 |
| ·The Concept of Lexical Cohesion | 第31页 |
| ·The Importance of Lexical Cohesion | 第31-32页 |
| ·Previous Studies on Lexical Cohesion | 第32-39页 |
| ·Halliday & Hasan's Study on Lexical Cohesion | 第32-37页 |
| ·Hoey's Study on Lexical Cohesion | 第37-39页 |
| ·Summary | 第39-41页 |
| Chapter Four Methodology | 第41-48页 |
| ·Research Questions | 第41-42页 |
| ·Data Collection | 第42页 |
| ·Research Instruments | 第42-43页 |
| ·Research Procedure | 第43-48页 |
| Chapter Five Contrastive Analysis and Discussion | 第48-73页 |
| ·The Use of Lexical Cohesive Devices in the Two Corpora | 第49-50页 |
| ·The Use of Lexical Cohesive Devices in the Observed Corpus | 第49-50页 |
| ·The Use of Lexical Cohesive Devices in the Reference Corpus | 第50页 |
| ·Similarities of Lexical Cohesive Devices between the Two Corpora | 第50-52页 |
| ·Differences of Lexical Cohesive Devices between the Two Corpora | 第52-71页 |
| ·Simple Lexical Repetition | 第54-59页 |
| ·Complex Lexical Repetition | 第59-61页 |
| ·Synonym/near-synonym | 第61-64页 |
| ·Superordinate | 第64-67页 |
| ·Collocation | 第67-71页 |
| ·Summary | 第71-73页 |
| Chapter Six Conclusion | 第73-76页 |
| ·Major Findings | 第73-74页 |
| ·Pedagogical Implications | 第74-75页 |
| ·Limitations of the Present Study and Suggestions for Further Studies | 第75-76页 |
| BIBLIOGRAPHY | 第76-80页 |
| APPENDIX Ⅰ:SAMPLE WRITING | 第80-82页 |
| APPENDIX Ⅱ:LIST OF TABLES | 第82-84页 |
| ACKNOWLEDGEMENTS | 第84-85页 |
| PUBLISHED PAPERS | 第85页 |
