| ACKNOWLEDGEMENTS | 第1-6页 |
| ABSTRACT | 第6-9页 |
| 中文摘要 | 第9-11页 |
| TABLE OF CONTENTS | 第11-14页 |
| LIST OF TABLES AND FIGURES | 第14-15页 |
| CHPATER ONE INTRODUCTION | 第15-19页 |
| ·Need for the Study | 第15-17页 |
| ·Research Purposes | 第17-18页 |
| ·Outline of the Thesis | 第18-19页 |
| ChAPTER TWO LITERTURE REVIEW | 第19-37页 |
| ·Syntactic Complexity as a Theoretical Concept | 第19-20页 |
| ·Definition of syntactic complexity | 第19-20页 |
| ·Theories Concerning on EFL learners’ Syntactic Complexity | 第20-24页 |
| ·The Variable Competence Model | 第20-23页 |
| ·Dimensionality of language knowledge | 第23-24页 |
| ·Empirical Studies on Syntactic Complexity | 第24-35页 |
| ·Measures of syntactic complexity | 第24-27页 |
| ·Indices of syntactic complexity | 第24-26页 |
| ·Task type for ability indices of syntactic complexity | 第26-27页 |
| ·Empirical studies of syntactic complexity | 第27-35页 |
| ·Effects of sentence combining exercises on syntactic complexity and writing quality | 第27-30页 |
| ·Differences in syntactic complexity between language proficiency levels in the task of grammaticality judgment | 第30-31页 |
| ·Differences in syntactic complexity between language proficiency levels in spoken and written output | 第31-35页 |
| ·Problems in the Previous Studies | 第35-37页 |
| CHPATER THREE METHODOLOGY | 第37-49页 |
| ·Research Questions | 第37-38页 |
| ·Operationailizing Variables | 第38-40页 |
| ·Task type | 第38页 |
| ·Clause type | 第38-39页 |
| ·Non-finite verb type | 第39页 |
| ·Dependent variable | 第39-40页 |
| ·Instruments | 第40-45页 |
| ·Subjects | 第45-46页 |
| ·Scoring Methods | 第46-47页 |
| ·The scoring method of sentence combining | 第46页 |
| ·The scoring methods of grammaticality judgment | 第46-47页 |
| ·Reliability Analysis | 第47页 |
| ·Data Analysis | 第47-49页 |
| CHPATER FOUR RESULTS AND DISCUSSIONS | 第49-65页 |
| ·Effects of Clause Type and Task Type on EFL learners’ Syntactic Complexity | 第49-58页 |
| ·Descriptive statistics | 第49-50页 |
| ·A repeated measures factorial ANOVA | 第50-54页 |
| ·Assumptions of a repeated measures factorial ANOVA | 第50-52页 |
| ·Main and interaction effects of clause type and task type on EFL learners’ syntactic complexity | 第52-54页 |
| ·Interaction contrasts between clause type and task type | 第54-55页 |
| ·Discussion | 第55-58页 |
| ·Effects of Non-finite Verb Type and Task Type on EFL Learners’ Syntactic Complexity | 第58-65页 |
| ·Descriptive statistics | 第58-59页 |
| ·A repeated measures factorial ANOVA | 第59-60页 |
| ·Assumptions of a repeated measures factorial ANOVA | 第59页 |
| ·Main and interaction effects of non-finite verb type and task type on EFL learners’ syntactic complexity | 第59-60页 |
| ·Interaction contrasts between non-finite verb type and task type | 第60-63页 |
| ·Discussion | 第63-65页 |
| CHAPTER FIVE CONCLUSIONS | 第65-70页 |
| ·Major Findings | 第65-66页 |
| ·Implications | 第66-68页 |
| ·Theoretical implications | 第66-67页 |
| ·Pedagogical implications | 第67-68页 |
| ·Limitations of the Study and Suggestions for Future Research | 第68-70页 |
| REFERENCES | 第70-79页 |
| Appendix | 第79-87页 |
