| Abstract | 第8-10页 |
| 摘要 | 第11-13页 |
| Chapter 1 Introduction | 第13-17页 |
| 1.1 Background of the Study | 第13页 |
| 1.2 Objective and Significance of the Study | 第13-15页 |
| 1.3 Organization of the Thesis | 第15-17页 |
| Chapter 2 Literature Review | 第17-35页 |
| 2.1 Lexical Approach | 第17-26页 |
| 2.1.1 Definitions of Chunk | 第17-18页 |
| 2.1.2 Types of Chunk | 第18-20页 |
| 2.1.3 Definition of Lexical Approach | 第20-22页 |
| 2.1.4 Theoretical Foundation of Lexical Approach | 第22-24页 |
| 2.1.5 Related Studies on Lexical Approach at Home and Abroad | 第24-26页 |
| 2.2 Oral English Fluency | 第26-30页 |
| 2.2.1 Definition of Oral English Fluency | 第26-27页 |
| 2.2.2 Factors of Oral English Fluency | 第27页 |
| 2.2.3 Measurement of Oral English Fluency | 第27-28页 |
| 2.2.4 Related Studies on Chunk and Oral English Fluency | 第28-30页 |
| 2.3 Empirical Studies on Lexical Approach and Oral English Fluency at Home andAbroad | 第30-35页 |
| Chapter 3 Methodology | 第35-48页 |
| 3.1 Research Questions | 第35-36页 |
| 3.2 Subjects | 第36页 |
| 3.3 Instruments | 第36-44页 |
| 3.3.1 Oral Testing | 第36-38页 |
| 3.3.2 Indicators for Oral Testing | 第38-42页 |
| 3.3.3 Questionnaire | 第42-43页 |
| 3.3.4 Interview | 第43-44页 |
| 3.4 Research Procedures | 第44-48页 |
| 3.4.1 Pre-test | 第44页 |
| 3.4.2 Teaching Material | 第44-45页 |
| 3.4.3 Implementation of Lexical Approach in Experimental Class | 第45-46页 |
| 3.4.4 Implementation of Communicative Teaching Method in Control Class | 第46页 |
| 3.4.5 Post-test, Post-questionnaire and Interview | 第46页 |
| 3.4.6 Data Analysis | 第46-48页 |
| Chapter 4 Results Analysis | 第48-81页 |
| 4.1 Analysis of Pre-test of Significant Differences in Students' Oral English Fluency inTwo Classes | 第48-49页 |
| 4.2 Analysis of Post-test of Effects of Lexical Approach on Students' Oral EnglishFluency with Four Indicators | 第49-73页 |
| 4.2.1 Time Indicator | 第49-57页 |
| 4.2.2 Content Indicator | 第57-62页 |
| 4.2.3 Expressive Indicator | 第62-68页 |
| 4.2.4 Correctness Indicator | 第68-73页 |
| 4.3 Analysis of Questionnaires and Interviews of Students' Attitudes toward OralEnglish Learning and Lexical Approach | 第73-81页 |
| 4.3.1 Pre-questionnaire of Students' Attitudes toward Oral English Learning in TwoClasses | 第73-75页 |
| 4.3.2 Post-questionnaire of Students' Attitude toward Lexical Approach inExperimental Class | 第75-76页 |
| 4.3.3 Interview of Students' Attitudes toward Lexical Approach in ExperimentalClass | 第76-81页 |
| Chapter 5 Conclusion | 第81-87页 |
| 5.1 Major Findings | 第81-83页 |
| 5.2 Pedagogical Implications | 第83-85页 |
| 5.2.1 Focus on Core Chunks | 第83-84页 |
| 5.2.2 Attention to Practice in Context | 第84页 |
| 5.2.3 Accumulation of Chunks | 第84-85页 |
| 5.2.4 Attention to Communication and Imitation | 第85页 |
| 5.3 Limitations of the Study | 第85-86页 |
| 5.4 Suggestions for Further Studies | 第86-87页 |
| Bibliography | 第87-90页 |
| Appendix 1 Pre-test | 第90-91页 |
| Appendix 2 Post-test | 第91-92页 |
| Appendix 3 Pre-questionnaire | 第92-93页 |
| Appendix 4 Post-questionnaire | 第93-94页 |
| Appendix 5 Interview | 第94-95页 |
| Appendix 6 Raw data | 第95-98页 |
| Acknowledgements | 第98-99页 |
| Published Papers | 第99页 |
