文摘
英文文摘
论文说明：List of Tables
声明
Chapter 1 Introduction
1.1 Origin of the Thesis
1.2 Necessity and Significance of the Thesis
1.3 Organization of the Thesis
Chapter 2 Literature Review
2.1 Definitions of Hedges
2.1.1 Relationship Between Hedging and Hedges
2.1.2 Lakoff's Definition
2.1.3 Channell's Definition
2.1.4 Hyland's Definition
2.2 Classification of Hedges
2.2.1 Zadeh's Classification of Hedges
2.2.2 Hyland's Classification of Hedges
2.2.3 Wu Tieping's Classification of Hedges
2.2.4 T. Varttala's Classification of Hedges
2.3 Functions of Hedges
2.3.1 The Semantic Functions of Hedges
2.3.2 The Textual Functions of Hedges
2.3.3 The Pragmatic Functions of Hedges
2.4 Theoretical Studies of Hedges
2.4.1 Theoretical Studies of Hedges Abroad
2.4.2 Theoretical Studies of Hedges in China
2.5 Empirical Studies of Hedges
2.5.1 Empirical Studies of Hedges Abroad
2.5.2 Empirical Studies of Hedges in China
2.6 Summary
Chapter 3 Research Design
3.1 Research Questions
3.2 The Data Used in this Study
3.3 Data Collection Method
3.3.1 Determining the Search items as hedges
3.3.2 Identification of Hedges in the Data
3.4 Data Analysis Method
Chapter 4 Results and Discussion
4.1 General Tendency of Hedges in the Two Types of Data
4.2 Various Categories of Hedges in the Two Types of Data
4.2.1 Modal Auxiliaries
4.2.2 Full Verbs
4.2.3 Adverbs
4.2.4 Adjectives
4.2.5 Nouns
4.3 Hedges in the Two Natures of Letters
4.4 Possible Factors Affecting Chinese Native Speakers' Use of Hedges
4.4.1 Complexity of Hedges
4.4.2 Absence of Guidance or Misguidance of the ESP Materials
4.4.3 Cultural Differences between English and Chinese
4.4.4 Poor Language Proficiency
4.5 Pedagogical Implication for Hedges Learning
4.5.1 Raising Students an Awareness of Hedges
4.5.2 Teaching Hedges with Reference to the Chinese Language
Conclusions
References
Appendix
Acknowledgements
