声明
摘要
Abstract
Contents
Chapter One Introduction
1．1 Background and Significance of the Research
1．2 Purposes of the Research
1．3 Organization of the Thesis
Chapter Two Literature Review
2．1 Introduction
2．2 Previous Studies on Negation
2．2．1 Definition of Negation
2．2．2 Previous Studies on Negation Abroad
2．2．3 Previous Studies on Negation in China
2．3 Previous Studies on American Presidential Debates(APD)
2．3．1 Identifying APD as Political Discourses
2．3．2 Previous Studies on APD Abroad
2．3．3 Previous Studies on APD in China
2．4 Summary
Chapter Three Theoretical Framework
3．1 Introduction
3．2 Frame and The Framing Theory
3．3 The Mechanism of Negation’s Framing
3．4 Summary
Chapter Four Research Questions and Research Methodology
4．1 Introduction
4．2 Research Questions
4．3 Research Methodology
4．3．1 Methods
4．3．2 Data Collection
4．4 Summary
Chapter Five A Contrastive Analysis of Negations in Presidential Debates(APD)in 2012
5．1 Introduction
5．2 American Presidential Debates in 2012
5．3 Types，Frequencies and Ratios of Negations in APD 2012
5．4 A Contrastive Analysis of Frames Evoked by Negations Used by Obama and Romney
5．4．1 Frames Evoked by Negations Used by Obama
5．4．2 Frames Evoked by Negations Used by Romney
5．4．3 Similarities and Differences of Frames Evoked by Negations
5．5 Characteristics and Motivations of the Two Candidates’ Applying of Negation in APD 2012
5．4．1 Characteristics of Applying Negations in APD 2012
5．5．2 Motivations of Applying Negations in APD 2012
5．6 Summary
Chapter Six Conclusion
6．1 Major Findings of This Research
6．2 Limitations and Suggestions for Further Research
References
Appendix
Acknowledgments
