| 摘要 | 第5-6页 |
| Abstract | 第6-7页 |
| 1 Introduction | 第10-13页 |
| 1.1 The background of this study | 第10-11页 |
| 1.2 The significance and objectives of this study | 第11-12页 |
| 1.3 The structure of this study | 第12-13页 |
| 2 Literature review | 第13-28页 |
| 2.1 Lexical bundle | 第13-16页 |
| 2.1.1 Definition of lexical bundle | 第13-14页 |
| 2.1.2 Classification of lexical bundle | 第14-15页 |
| 2.1.3 The significance of using lexical bundle in oral fluency teaching | 第15-16页 |
| 2.2 Theoretical foundation | 第16-23页 |
| 2.2.1 Levelt's model of speech production | 第16-18页 |
| 2.2.2 Anderson's ACT model | 第18-20页 |
| 2.2.3 Krashen's theory of input hypothesis | 第20-22页 |
| 2.2.4 Swain's output hypothesis | 第22-23页 |
| 2.3 Previous studies of lexical bundle both at home and abroad | 第23-26页 |
| 2.3.1 Foreign studies of lexical bundle | 第24-25页 |
| 2.3.2 Domestic studies of lexical bundle | 第25-26页 |
| 2.4 Gap of the previous studies of lexical bundle | 第26-28页 |
| 3 Oral fluency and accuracy | 第28-33页 |
| 3.1 Oral fluency | 第28-30页 |
| 3.1.1 Definition of oral fluency | 第28-29页 |
| 3.1.2 Measurements of foreign language learners' oral fluency | 第29-30页 |
| 3.2 Oral accuracy | 第30-31页 |
| 3.3 The relationship between oral fluency and accuracy | 第31-33页 |
| 4 Research design and methodology | 第33-44页 |
| 4.1 Research purpose and research questions | 第33页 |
| 4.2 Methodology | 第33-38页 |
| 4.2.1 Subjects | 第33-34页 |
| 4.2.2 Instruments | 第34-35页 |
| 4.2.3 Procedures | 第35-38页 |
| 4.3 Data Collection | 第38页 |
| 4.4 Results and discussion | 第38-44页 |
| 4.4.1 Results of temporal variables in pre-test and post-test | 第38-41页 |
| 4.4.2 Result from pre-test and post-test in the use of lexical bundle | 第41-44页 |
| 5 Conclusion | 第44-49页 |
| 5.1 Major findings | 第44-46页 |
| 5.2 Implications of this study | 第46-47页 |
| 5.3 Limitations of this study | 第47页 |
| 5.4 Suggestions for further research | 第47-49页 |
| References | 第49-53页 |
| Appendix A 高考口语测试评分标准 | 第53-54页 |
| Appendix B Topics for oral production | 第54-55页 |
| Appendix C Subjects' raw score for temporal variables of pre-test and post-test in thecontrol class | 第55-56页 |
| Appendix D Subjects' raw score for temporal variables of pre-test and post-test in theexperimental class | 第56-57页 |
| Appendix E Subjects' raw data of using lexical bundles of pre-test and post-test in controlclass | 第57-58页 |
| Appendix F Subjects' raw data of using lexical bundles of pre-test and post-test inexperimental class Acknowledgements | 第58-59页 |
| Acknowledgements | 第59页 |
