| Acknowledgments | 第5-6页 |
| Abstract | 第6-7页 |
| 摘要 | 第8-13页 |
| Chapter One Introduction | 第13-19页 |
| 1.1 Background of the Research | 第13-14页 |
| 1.2 Purposes of the Present Study | 第14-15页 |
| 1.3 The Significance of the Present Study | 第15-16页 |
| 1.4 Structure of the Thesis | 第16-19页 |
| Chapter Two Literature Review | 第19-31页 |
| 2.1 Definition of Related Conceptions | 第19-22页 |
| 2.1.1 Definition of Graded Teaching | 第19-21页 |
| 2.1.2 Organization Forms of Graded Teaching | 第21-22页 |
| 2.2 Previous Studies on the Graded Teaching Model | 第22-26页 |
| 2.2.1 Previous Studies on the Graded Teaching Model Abroad | 第22-24页 |
| 2.2.2 Previous Studies on the Graded Teaching Model at Home | 第24-26页 |
| 2.3 Previous Studies on the Graded Teaching Model in English Readinginstruction | 第26-31页 |
| 2.3.1 Previous Studies on the Graded Teaching Model in English ReadingInstruction Abroad | 第27页 |
| 2.3.2 Previous Studies on the Graded Teaching Model in English ReadingInstruction at Home | 第27-31页 |
| Chapter Three Theoretical Framework | 第31-37页 |
| 3.1 Zone of Proximal Development Theory | 第31-32页 |
| 3.2 Optimization of Teaching Process Theory | 第32-34页 |
| 3.3 The Language Input Hypothesis Theory | 第34-35页 |
| 3.4 Mastery of Learning Theory | 第35-37页 |
| Chapter Four Research Methodology | 第37-57页 |
| 4.1 Research Questions | 第37页 |
| 4.2 Participants | 第37-38页 |
| 4.3 Instruments | 第38-39页 |
| 4.4 Research Procedures | 第39-50页 |
| 4.4.1 Student Gradation | 第40-42页 |
| 4.4.2 Teaching Objectives Gradation | 第42-44页 |
| 4.4.3 Teaching Procedures | 第44-49页 |
| 4.4.4 Assignment Gradation | 第49页 |
| 4.4.5 Evaluation Gradation | 第49-50页 |
| 4.5 Reading Teaching Samples | 第50-55页 |
| 4.5.1 Teaching Sample in Control Class | 第51-52页 |
| 4.5.2 Teaching Sample in Experimental Class | 第52-55页 |
| 4.6 Data Collection and Analysis | 第55-57页 |
| Chapter Five Data Analysis and Discussions | 第57-67页 |
| 5.1 Data Analysis of Questionnaires | 第57-59页 |
| 5.2 Data Analysis of Pre-test | 第59-61页 |
| 5.3 Data Analysis of Post-test | 第61-62页 |
| 5.4 Data analysis in EC and CC Separately | 第62-63页 |
| 5.5 Discussions | 第63-66页 |
| 5.6 Summary | 第66-67页 |
| Chapter Six Conclusions | 第67-71页 |
| 6.1 Major Findings of the Study | 第67-68页 |
| 6.2 Practical Implications | 第68-69页 |
| 6.2.1 Implementing the Dynamic Gradation | 第68-69页 |
| 6.2.2 Providing Communicative and Cooperative Activities | 第69页 |
| 6.3 Limitations and Suggestions | 第69-71页 |
| References | 第71-75页 |
| Appendix I | 第75-77页 |
| Appendix II | 第77-84页 |
| Appendix III | 第84-91页 |
| Appendix IV | 第91-92页 |
| Appendix V | 第92页 |
