| Abstract | 第1-5页 |
| 摘要 | 第5-6页 |
| Acknowledgements | 第6-9页 |
| Chapter 1 Introduction | 第9-15页 |
| ·Research background | 第9-12页 |
| ·Research purpose and significance | 第12-15页 |
| ·Research purpose | 第12-14页 |
| ·Research significance | 第14-15页 |
| Chapter 2 Literature Review | 第15-31页 |
| ·Conceptual Definitions | 第15-16页 |
| ·Definition of English hierarchical teaching | 第15页 |
| ·Definition of overt hierarchical teaching | 第15页 |
| ·Definition of covertly hierarchical teaching | 第15-16页 |
| ·Relationships between overt and covert hierarchical teachings | 第16页 |
| ·Development of the hierarchical teaching theories | 第16-24页 |
| ·Relevant researches on hierarchical teaching | 第17-24页 |
| ·Status of college English hierarchical teaching in International Business School | 第24-31页 |
| ·General status of the case | 第24-27页 |
| ·The implementation of the covertly English hierarchical teaching in the case | 第27-31页 |
| Chapter 3 Research Methodology | 第31-52页 |
| ·Research hypotheses | 第31-35页 |
| ·Between-group comparison of the English hierarchical teaching | 第31-32页 |
| ·Within-class comparison of the two hierarchical teaching | 第32-34页 |
| ·Summary of hypotheses | 第34-35页 |
| ·Research objects | 第35-37页 |
| ·Instruments of experiment | 第37-41页 |
| ·Statistical tools for quantitative study | 第37页 |
| ·English proficiency test | 第37-40页 |
| ·Questionnaire | 第40-41页 |
| ·Implementation | 第41-52页 |
| ·The pretest for overtly and covertly grouped class | 第41-46页 |
| ·Post-test for overtly grouped class and covertly grouped class | 第46-49页 |
| ·Questionnaier | 第49-52页 |
| Chapter 4 Data Analysis | 第52-65页 |
| ·Findings from within-class comparison | 第52-60页 |
| ·Findings from within-class comparison in overtly and covertly grouped classes | 第52-56页 |
| ·Findings from withine-class comparison bewteen OGA and OGB in overtly group class | 第56-58页 |
| ·Findings from withine-class comparison bewteen OGA and OGB in | 第58-60页 |
| ·Findings from between-group comparison | 第60-62页 |
| ·Findings from general comparison | 第60页 |
| ·Findings from the between-group comparison of OG B and CG B | 第60-61页 |
| ·Findings from the between-group comparison of OG A and CG A | 第61-62页 |
| ·Findings from the questionnaire of within-class comparison | 第62-65页 |
| Chapter 5 Conclusion | 第65-67页 |
| ·Research conclusion | 第65-66页 |
| ·Limitations | 第66-67页 |
| References | 第67-69页 |
| Appendix Ⅰ | 第69-81页 |
| Appendix Ⅱ | 第81-82页 |
| 攻读硕士学位期间的研究成果 | 第82页 |
