| Acknowledgements | 第1-5页 |
| English Abstract | 第5-7页 |
| Chinese Abstract | 第7-10页 |
| Chapter 1 Introduction | 第10-13页 |
| Chapter 2 A General Survey of the Generation of SIs | 第13-22页 |
| ·Grice's Theory of Conversational Implicature | 第13-15页 |
| ·Sperber & Wilson's Relevance Theory | 第15-16页 |
| ·Horn's Two Principles of Conversational Implicature | 第16-17页 |
| ·Levinson's Three Principles | 第17-22页 |
| Chapter 3 SIs in Syntax Environment | 第22-35页 |
| ·Improvement on the Computation of Scalar Implicatures from Syntactic Point of View | 第22-23页 |
| ·When One Scalar Term Is in the Scope of Another | 第23-35页 |
| ·Hirschberg's Extension | 第24-25页 |
| ·Uli Sauerland's Proposal | 第25-27页 |
| ·Crossing Scales | 第27-35页 |
| Chapter 4 Scalar Implicatures in Downward Entailing Contexts | 第35-47页 |
| ·Semantic & Pragmatic Points of View of SIs | 第35-37页 |
| ·SIs in Embedded Context | 第37-40页 |
| ·Explanations of the Disappearance of SIs in DE Contexts | 第40-44页 |
| ·SIs Added in DE Contexts | 第44-47页 |
| Chapter 5 Further Discussion on Scalar Implicatures | 第47-57页 |
| ·Criteria for Judging the Semantic Strength of Scalar Alternatives | 第47-50页 |
| ·Logical Entailing Vs. Semantic Entailing | 第50-53页 |
| ·Truth Vs. Lexical Meaning | 第53-54页 |
| ·Cancelability of Scalar Implicatures | 第54-57页 |
| Chapter 6 Conclusion | 第57-59页 |
| Reference | 第59-63页 |
| Publication | 第63页 |
