| ACKNOWLEDGEMENTS | 第8-9页 |
| ABSTRACT | 第9页 |
| 摘要 | 第10-13页 |
| CHAPTER I INTRODUCTION | 第13-18页 |
| 1.1 Background of the Study | 第13-14页 |
| 1.2 Motivation of the Study | 第14-15页 |
| 1.3 Research Significance | 第15-16页 |
| 1.4 Organization of the Thesis | 第16-18页 |
| CHAPTER II LITERATURE REVIEW | 第18-40页 |
| 2.1 Discourse Markers (DMs) | 第18-35页 |
| 2.1.1 Definition of DMs | 第18-23页 |
| 2.1.2 Classifications of DMs | 第23-28页 |
| 2.1.3 DMs within the Framework of Relevance Theory | 第28-32页 |
| 2.1.3.1 Relevance Theory | 第28-30页 |
| 2.1.3.2 DMs in Communication | 第30-32页 |
| 2.1.4 DMs and Discourse Comprehension at Different Levels | 第32-35页 |
| 2.1.4.1 DMs and the Macro-structure | 第33页 |
| 2.1.4.2 DMs and the Micro-structure | 第33-35页 |
| 2.2 Studies of DMs in ESL Learners’ Listening Comprehension | 第35-37页 |
| 2.2.1 Studies of DMs in ESL Learners’ Listening Comprehension Abroad | 第35-37页 |
| 2.2.2 Studies of DMs in ESL Learners’ Listening Comprehension at Home.252.3 Theoretical Framework Used in This Paper | 第37页 |
| 2.3 Theoretical Framework Used in This Paper | 第37-40页 |
| CHAPTER III RESEARCH METHODOLOGY | 第40-48页 |
| 3.1 Research Questions | 第40页 |
| 3.2 Subjects | 第40-41页 |
| 3.3 Listening Materials Adopted | 第41-42页 |
| 3.4 Measurement Tools | 第42-43页 |
| 3.4.1 SPSS | 第42页 |
| 3.4.2 t-test | 第42-43页 |
| 3.5 Research Procedures | 第43-48页 |
| 3.5.1 Pre-test of the Subjects | 第44-45页 |
| 3.5.2 The Introduction of BEC DMs to the Subjects | 第45页 |
| 3.5.3 The Training and Practices of BEC DMs to the Subjects | 第45页 |
| 3.5.4 Post-tests of the Subjects | 第45-46页 |
| 3.5.5 Self-Assessment | 第46页 |
| 3.5.6 Interview | 第46页 |
| 3.5.7 Data Collection | 第46-48页 |
| CHAPTER IV RESULTS AND DISCUSSIONS | 第48-68页 |
| 4.1 The Features of DMs in the BEC Listening Comprehension | 第48-51页 |
| 4.1.1 The Features of DMs in BEC Telephone Conversations | 第48-49页 |
| 4.1.2 The Features of DMs in BEC Short Recordings | 第49-51页 |
| 4.1.3 The Features of DMs in BEC Long Conversations | 第51页 |
| 4.2 Results of the Tests | 第51-55页 |
| 4.2.1 Results of the Pre-test | 第51-53页 |
| 4.2.2 Results of the Post-test One with Markers | 第53-54页 |
| 4.2.3 Results of the Post-test Two with Nonmarkers | 第54-55页 |
| 4.3 The Comparative Analysis of the Results | 第55-59页 |
| 4.3.1 Comparative Analysis of the Results of the Pre-test and Post-test One | 第55-58页 |
| 4.3.2 Comparative Analysis of the Results of the Post-test One and Two | 第58-59页 |
| 4.4 Results of the Self-assessment | 第59-60页 |
| 4.5 The Analysis of the Results of Self-assessment | 第60-62页 |
| 4.6 The Analysis of the Results of the Interview | 第62页 |
| 4.7 The Effects of BEC DMs on the Subjects’ Listening Comprehension | 第62-66页 |
| 4.7.1 Effects of DMs on the Macro-structure | 第62-64页 |
| 4.7.2 Effects of DMs on the Micro-structure | 第64-66页 |
| 4.8 Summary | 第66-68页 |
| CHAPTER V CONCLUSION | 第68-71页 |
| 5.1 Major findings | 第68-69页 |
| 5.2 Implications for Business English Learning and Teaching | 第69-70页 |
| 5.3 Limitations and Suggestions for the Future Study | 第70-71页 |
| REFERENCES | 第71-75页 |
| APPENDIX | 第75-76页 |
