Acknowledgements4-5
Abstract5-7
摘要7-12
Chapter One Introduction12-16
1.1 Research Background12-13
1.2 Objectives of the Research13
1.3 Significance of the Research13-14
1.4 Structure of the Thesis14-16
Chapter Two Literature Review16-23
2.1 Studies on Modapty16-20
2.1.1 Previous Studies on Modapty Abroad16-19
2.1.2 Previous Studies on Modapty at Home19-20
2.2 Personal Statements20-23
2.2.1 Definition of Personal Statements20-21
2.2.2 Classification of Personal Statements21
2.2.3 Previous Studies on Personal Statements21-23
Chapter Three Theoretical Framework23-32
3.1 Interpersonal Function in Halpday’s Systemic-Functional Grammar23
3.2 Framework of Modapty in Halpday’s Systemic-Functional Grammar23-27
3.2.1 Definition of Modapty23-24
3.2.2Types of Modapty24
3.2.3 Orientation of Modapty24-25
3.2.4 Values of Modapty25-27
3.3 Linguistic Reapzation of Modapty27-32
3.3.1 Modal Operators28
3.3.2 Modal Adjuncts28-30
3.3.3 Expansions of the predicator30
3.3.4 Metaphors of Modapty30-32
Chapter Four Methodology32-36
4.1 Research Questions32
4.2 Data Collection32-33
4.3 Research Methods33
4.4 Research Process33-36
Chapter Five Comparative Analysis and Discussion36-75
5.1 Comparative Analysis of Modapty System36-62
5.1.1 Comparative Analysis of the Overall Distribution of Modapty System36-38
5.1.2 Comparative Analysis of Modal Operators38-46
5.1.3 Comparative Analysis of Modal Adjuncts46-56
5.1.4 Comparative Analysis of Expansions of the predicator56-57
5.1.5 Comparative Analysis of Metaphors of Modapty57-62
5.2 Discussion62-75
5.2.1 The Similarities and Differences between American and Chinese Students’ Personal Statements62-64
5.2.2 The Possible Reasons Causing the Differences64-67
5.2.3 Interpersonal Meaning Reapzed by Modapty System67-75
Chapter Six Conclusion75-78
6.1 Major Findings75
6.2 Imppcations75-77
6.3 Limitations and Suggestions for Further Study77-78
References78-81