| 独创性声明 | 第1-7页 |
| Abstract in English | 第7-9页 |
| Abstract in Chinese | 第9-10页 |
| List of tables and figures | 第10-14页 |
| Ⅰ. Introduction | 第14-16页 |
| ·General research orientation | 第14页 |
| ·General rationale | 第14-15页 |
| ·Key research questions | 第15-16页 |
| Ⅱ. Literature review | 第16-23页 |
| ·Theoretical background | 第16页 |
| ·Identification of comprehensive input | 第16-18页 |
| ·Identification of ways to make input comprehensible | 第16-17页 |
| ·Brief statement of the relation between "input" and "intake" | 第17页 |
| ·Brief explanation to the relation between "input" and "output" | 第17-18页 |
| ·Identification of Affective Filter Hypothesis | 第18-21页 |
| ·Identification of motivation | 第19-20页 |
| ·Identification of attitude | 第20页 |
| ·Explanation of anxiety | 第20-21页 |
| ·Brief statement of self-confidence | 第21页 |
| ·Identification of foreign language and second language | 第21-23页 |
| Ⅲ. Theoretical framework | 第23-26页 |
| ·A sketch of learning-acquisition distinction hypothesis | 第23-24页 |
| ·Function of L2 learning on L2 acquisition | 第24页 |
| ·The main perspective of "Input Hypothesis" | 第24-25页 |
| ·Analysis of the state to the English input in the middle school classroom | 第25页 |
| ·Variables and discussion | 第25-26页 |
| Ⅳ. Research methodology | 第26-93页 |
| ·Subjects | 第26-28页 |
| ·Materials | 第28-32页 |
| ·Materials used in the present study | 第28-30页 |
| ·Measures of proficiency | 第30页 |
| ·Procedures | 第30-32页 |
| ·Identification of research problems | 第32页 |
| ·Operationalizing of constructs as variables | 第32-33页 |
| ·Presentation of data | 第33-44页 |
| ·Data analyses | 第44-64页 |
| ·Analyses of data from materials for comprehensible input | 第44-52页 |
| ·Analyses of data from affective factors on comprehensible input | 第52-64页 |
| ·Analyses of materials between motivation and scores of English examines | 第53-59页 |
| ·Analyses of materials for self-confidence | 第59-64页 |
| ·Report of results | 第64-93页 |
| ·Results for comprehensible input | 第64-74页 |
| ·Results of the affective factors on comprehensible input | 第74-93页 |
| Ⅴ. Conclusion and discussion | 第93-106页 |
| ·Findings in the present study | 第93-95页 |
| ·Implications | 第95-97页 |
| ·The suggested ways to foster students' motivation and self-confidence | 第97-100页 |
| ·Overall summary of the present study | 第100-102页 |
| ·Recommendations for future research | 第102-106页 |
| Bibliography | 第106-114页 |
| Appendixes | 第114-128页 |
| Acknowledgements | 第128页 |
