| 摘要 | 第1-6页 |
| Abstract | 第6-9页 |
| Chapter 1 Introduction | 第9-13页 |
| ·Purpose of this thesis | 第9-10页 |
| ·Significance of this thesis | 第10-11页 |
| ·Organization of this thesis | 第11-13页 |
| Chapter 2 Previous Explanation on Indirect Speech Act | 第13-22页 |
| ·Definition and Classification of Indirect Speech Act | 第13-15页 |
| ·Indirect Speech Acts and Politeness | 第15-22页 |
| ·The Politeness | 第15-20页 |
| ·Other Theories for Indirect Speech Act | 第20-22页 |
| Chapter 3 The Theory of Iconicity | 第22-32页 |
| ·Saussure’s Principle of Arbitrariness | 第22-23页 |
| ·The View of Iconicity | 第23-27页 |
| ·The Notion of Iconicity | 第23-25页 |
| ·Peirce’s Classification of Iconicity | 第25-27页 |
| ·Major Iconicity Principles | 第27-32页 |
| ·The Principe of Distance Iconicity | 第27-29页 |
| ·The Principle of Quantity Iconicity | 第29-30页 |
| ·The Principle of Markedness Iconicity | 第30-32页 |
| Chapter 4 Explanation on ISA from Iconicity Perspective | 第32-50页 |
| ·Distance Iconicity and ISA’s Politeness | 第32-39页 |
| ·Indirectness for Politeness | 第32-33页 |
| ·Distance Iconicity and Indirect Request | 第33-36页 |
| ·Distance Iconicity and Indirect Command | 第36-37页 |
| ·Distance Iconicity and Indirect Refusal | 第37-39页 |
| ·The Quantity Iconicity and Indirect Speech Act | 第39-44页 |
| ·Quantity Iconicity and Conventional Indirect Speech Act | 第39-40页 |
| ·Quantity Iconicity and non-conventional Indirect Speech Act | 第40-44页 |
| ·The Markedness Iconicity and Indirect Speech Act | 第44-49页 |
| ·Unexpected Linguistic Coding for Politeness in Indirect Speech Act | 第45-47页 |
| ·Marked Term and Additional meaning--Politeness | 第47-49页 |
| ·Summary | 第49-50页 |
| Conclusion | 第50-52页 |
| References | 第52-55页 |
| Appendix 详细中文摘要 | 第55-58页 |
| Acknowledgements | 第58页 |
