导语：商务英语由于其专业性比一般的英语更具难度。所以在论文写作之前最好理清写作脉络，列一个提纲，能让后期论文的写作结构更加清晰，更有逻辑。下面小编整理了商务英语专业论文提纲模板，欢迎参考借鉴！
Contents
Chapter One Introduction
1.1 Research Background
1.2 Significance of This Study
1.3 Organization of This Study
Chapter Two Literature Review
2.1 Review of Vague Language
2.1.1 Definition of Vague Language
2.1.2 Some Related Terms
2.1.3 Previous Research on Vague Language
2.2 Review of English Business Correspondence
2.2.1Definition and Classificaiton of English Business Correspondence
2.2.2 Principles of English Business Correspondence
2.3 Previous Studies on Vague Language in English Business Correspondence
Chapter Three Theoretical Framework
3.1 Adaptation Theory
3.2 Cooperative Principle and Politeness Principle
3.3 Construction of Theoretical Framework in This Study
Chapter Four Methodology
4.1 Data Collection
4.2 Research Questions
4.3 Analytical Methods
Chapter Five Pragmatic Analysis of Vague Language in English Business Correspondence
5.1 Realization Forms and Frequency of Vague Language
5.1.1 Distribution of Vagueness in Content and Mood
5.1.2 Linguistic and Pragmatic Realization Forms and Frequency of Vague Lanaguage
5.2 Situations to Use Vague Language in English Business Correspondence
5.2.1 Unable to Get Sufficient Information
5.2.2 Unwilling to Give Certain Information
5.3 Pragmatic Interpretation of Vague Language in English Business Correspondence
5.3.1 Interpretation of Vague Language Based on Adaptation Theory
5.3.1.1 Adaptation to Physical World
5.3.1.2 Adaptation to Social World
5.3.1.3 Adaptation to Mental World
5.3.2 Interpretation of Vague Language Based on Cooperative Principle and Politeness Principle
5.3.2.1 Violating Cooperative Principle
5.3.2.2 Abiding by Politeness Principle
5.4 Pragmatic Functions of Vague Language in English Business Correspondence
5.4.1 Making Language More Persuasive
5.4.2 Making Correspondence More Polite
5.4.3 Increasing Self-protection
Chapter Six Conclusion
6.1 Major Findings
6.2 Limitations
6.3 Suggestions for Future Study References
Appendix
Acknowledgements