| Acknowledgements | 第1-4页 |
| Abstract | 第4-7页 |
| Chapter 1 Introduction | 第7-10页 |
| ·Significance of the study | 第7-8页 |
| ·Organization of the thesis | 第8-10页 |
| Chapter 2 The study of discourse markers and the study of oh | 第10-19页 |
| ·What are discourse markers? | 第10-11页 |
| ·Schiffrin's study of discourse markers | 第11-15页 |
| ·Other approaches to the study of discourse markers | 第15-17页 |
| ·Schiffrin's study of oh as a discourse marker | 第17-19页 |
| Chapter 3 Theoretical basis of the study | 第19-29页 |
| ·Theoretical explorations of collocation | 第19-23页 |
| ·A review of previous collocational studies | 第19-21页 |
| ·A working definition of collocation | 第21-23页 |
| ·Paralinguistic features | 第23-25页 |
| ·The distinguishing features of informal conversation | 第23-24页 |
| ·Paralinguistic features | 第24-25页 |
| ·A corpus-based scheme for the study | 第25-29页 |
| ·Charateristics of corpus-based analyses | 第25-26页 |
| ·A comparison of corpus-based approach to other approaches in linguistics | 第26-29页 |
| Chapter 4 The study of oh as a non-lexical utterance | 第29-39页 |
| ·Ward's compositional hypotheses | 第29-35页 |
| ·Approach | 第29-31页 |
| ·Sound meaning correspondences | 第31-32页 |
| ·Prosody-meaning correspondences | 第32-33页 |
| ·Roles of non-lexical utterances | 第33-35页 |
| ·limitations of Ward's study | 第35-39页 |
| ·Ineffectiveness of supporting evidence in English language resource | 第35-37页 |
| ·Intuition-based measurement in determining the meaning of non-lexcial utterances | 第37页 |
| ·Definitnion of non-lexcial utterances | 第37-38页 |
| ·Compositional meaning and ignorance of pragmatic force | 第38-39页 |
| Chapter 5 A corpus-based study of semi-lexical utterance oh | 第39-44页 |
| ·Focus of the study | 第39页 |
| ·Data and procedures | 第39-40页 |
| ·Computer software | 第40-41页 |
| ·Type of data | 第41-44页 |
| Chapter 6 Analysis and discussion | 第44-67页 |
| ·A collocational study of semi-lexcial utterance oh | 第44-56页 |
| ·Dictionary definitions of oh | 第44-46页 |
| ·Semi-lexical utterances as fillers in speech | 第46-48页 |
| ·Collocational study of semi-lexcial utterance oh | 第48-56页 |
| ·Paralinguistic features of semi-lexical utteance oh | 第56-67页 |
| ·Pitch | 第57-60页 |
| ·Loudness | 第60-63页 |
| ·Rate | 第63-67页 |
| Chapter 7 Conclusions and implications | 第67-70页 |
| ·Major findings of the study: A Summary | 第67-68页 |
| ·Research and pedagogical implications | 第68-69页 |
| ·Areas for further research | 第69-70页 |
| References | 第70-75页 |
| Appendix | 第75页 |
| A sample page of collocations of semi-lexical utterance oh in the corpus listed by ConCapp software | 第75页 |
