| 摘要 | 第5-6页 |
| ABSTRACT | 第6-7页 |
| Chapter One Introduction | 第11-16页 |
| 1.1 Background of the Study | 第11-12页 |
| 1.2 Objectives and Significance of the Study | 第12-13页 |
| 1.3 Research Questions and Methodology | 第13-15页 |
| 1.4 Organization of the Study | 第15-16页 |
| Chapter Two Literature Review | 第16-25页 |
| 2.1 Introduction to English Political Speech | 第16-18页 |
| 2.2 Features of Weekly Radio Address | 第18-19页 |
| 2.3 Previous Studies on English Political Speech | 第19-23页 |
| 2.3.1 Studies on English political speech abroad | 第19-20页 |
| 2.3.2 Studies on English political speech at home | 第20-23页 |
| 2.4 Previous Studies on Illocutionary Force | 第23-25页 |
| 2.4.1 Studies on illocutionary force abroad | 第23-24页 |
| 2.4.2 Studies on illocutionary force at home | 第24-25页 |
| Chapter Three Theoretical Background | 第25-31页 |
| 3.1 Speech Act Theory | 第25-27页 |
| 3.2 Illocutionary Act | 第27-29页 |
| 3.2.1 Austin's classification of illocutionary act | 第27-28页 |
| 3.2.2 Searle's classification of illocutionary act | 第28-29页 |
| 3.3 Illocutionary Force | 第29-31页 |
| Chapter Four Realization of Illocutionary Forces in Obama's Radio Addresses | 第31-44页 |
| 4.1 Realization of Illocutionary Forces Through Lexical Devices | 第31-36页 |
| 4.1.1 The first person pronoun | 第31-33页 |
| 4.1.2 Verbs | 第33-35页 |
| 4.1.3 The employment of God | 第35-36页 |
| 4.2 Realization of Illocutionary Forces Through Syntactic Devices | 第36-40页 |
| 4.2.1 Imperatives | 第36-37页 |
| 4.2.2 Parallelism, repetition and antithesis | 第37-39页 |
| 4.2.3 Use of "I know/I believe" sentences | 第39-40页 |
| 4.2.4 The adoption of adverbial clause of condition | 第40页 |
| 4.3 Realization of Illocutionary Forces Through Phonetic Devices | 第40-44页 |
| 4.3.1 Alliteration | 第41-42页 |
| 4.3.2 Consonance | 第42-44页 |
| Chapter Five Classification and Pragmatic Functions of Illocutionary Forces in Obama'sRadio Addresses | 第44-62页 |
| 5.1 Classification of Illocutionary Forces | 第44-58页 |
| 5.2 Pragmatic Functions of the Illocutionary Forces | 第58-62页 |
| Chapter Six Conclusion | 第62-65页 |
| 6.1 Major Findings of the Study | 第62-63页 |
| 6.2 Limitations of the Study and Suggestions for Further Research | 第63-65页 |
| References | 第65-69页 |
| Appendix Data Source of the Thirty Research Samples | 第69-71页 |
| Acknowledgements | 第71-72页 |
| Published Papers | 第72页 |
