| Acknowledgements | 第1-5页 |
| Abstract (English) | 第5-8页 |
| Abstract (Chinese) | 第8-13页 |
| Chapter One Introduction | 第13-22页 |
| ·Features of Verbal Communication | 第13-17页 |
| ·Components of Verbal Communication | 第14-15页 |
| ·Obstacles of Information Transmission in Verbal Communication | 第15-17页 |
| ·Necessity and Significance of Choosing the Topic | 第17-19页 |
| ·Motivation and Objectives of the Paper | 第19-20页 |
| ·Research Questions | 第20页 |
| ·Theoretical Framework | 第20-21页 |
| ·Data Collection | 第21页 |
| ·Methodology | 第21-22页 |
| Chapter Two Literature Review | 第22-33页 |
| ·Studies Abroad | 第22-30页 |
| ·Austin’s Speech Act | 第22页 |
| ·Saussure’s Speech Circuit | 第22-24页 |
| ·Grice’s Cooperative Principle | 第24-25页 |
| ·Horn and Levinson’s Principle | 第25-26页 |
| ·Sperber & Wilson’s Relevance Theory | 第26-28页 |
| ·Face and Politeness Principle | 第28-30页 |
| ·Studies in China | 第30-33页 |
| Chapter Three Theoretical Framework: The Theory of Adaptation | 第33-40页 |
| Chapter Four Effective Information Transmission and Its Strengthening and Weakening Processes | 第40-100页 |
| ·Factors Influencing the Effective Information Transmission in the Strengthening and Weakening Processes | 第41-84页 |
| ·Internal Language Factors | 第41-64页 |
| ·External Language Factors | 第64-84页 |
| ·Information Core and Its Influence upon Strengthening or Weakening Processes | 第84-89页 |
| ·Importance of Effective Information Transmission | 第89-100页 |
| ·Effective Information Transmission and Its Influence upon Discourse Cohesion and Coherence | 第89-95页 |
| ·Effective Information Transmission and Its Influence upon the Extension of Contexts | 第95-100页 |
| Chapter Five Exemplication of Different Strategies Used in Communication | 第100-107页 |
| Chapter Six Conclusion | 第107-114页 |
| ·Findings | 第107-111页 |
| ·Further Research | 第111-112页 |
| ·Limitations | 第112-114页 |
| Bibliography | 第114-119页 |
