| 摘要 | 第1-10页 |
| Abstract | 第10-13页 |
| Introduction | 第13-17页 |
| Ⅰ.Need for the Research | 第13-14页 |
| Ⅱ.Significance of the Study | 第14-15页 |
| Ⅲ.Method of the Research | 第15-16页 |
| Ⅳ.Design of the Thesis | 第16-17页 |
| Chapter One Literature Review | 第17-33页 |
| ·Lexical Chunks | 第17-24页 |
| ·Studies of Lexical Chunks at Home and Abroad | 第17-19页 |
| ·Various Criteria of Identifying Lexical Chunks | 第19-24页 |
| ·The Lexical Approach | 第24-32页 |
| ·Background | 第24-25页 |
| ·Key Principles, Definitions and Pedagogical Implications of the Lexical Approach | 第25-27页 |
| ·A Bridge between Structural Approach and Communicative Approach | 第27-30页 |
| ·Grammar in the Lexical Approach | 第30-32页 |
| ·A Retrospect on TOEFL | 第32-33页 |
| Chapter Two Theoretical Discussion on Lexical Chunks and TOEFL Writing Evaluating Criteria | 第33-42页 |
| ·Lexical Chunks | 第33-37页 |
| ·Definition and Classification of Lexical Chunks | 第33-36页 |
| ·Functions of Lexical Chunks | 第36-37页 |
| ·Lexical Chunks in Written Discourse | 第37-40页 |
| ·Characteristics of Lexical Chunks in Written Discourse | 第38-39页 |
| ·Application of Lexical Chunks in Writing Discourse | 第39-40页 |
| ·TOEFL Writing | 第40-42页 |
| ·The Characteristics of TOEFL Writing | 第40页 |
| ·The Evaluation Standards of TOEFL Writing | 第40-42页 |
| Chapter Three Research Design | 第42-52页 |
| ·Hypothesis of the Current Study | 第42页 |
| ·Participants | 第42-43页 |
| ·Experimental Design | 第43-44页 |
| ·Teaching Procedures | 第44-52页 |
| Chapter Four Data Analysis and Discussion | 第52-61页 |
| ·Data Collection | 第52-54页 |
| ·The Proportion of Every Standard Score to the Total Score | 第52-53页 |
| ·The Percentage of Each Category of Lexical Chunks at Three Levels | 第53页 |
| ·The Mean Number of the Four Categories of Lexical Chunks | 第53-54页 |
| ·Data Analysis and Discussion | 第54-61页 |
| ·The Effects of Lexical Chunks Input on the Quality of Learners’ TOEFL Writing | 第54-57页 |
| ·The Correlation between the Lexical Chunks Input and the Quality of Learners’ TOEFL Writing | 第54-56页 |
| ·The Correlation between the Number of Lexical Chunks Used by the Learners and the Score of Their TOEFL Writing | 第56-57页 |
| ·The Effects of Four Types of Lexical Chunks Input on the Quality of Learners’ TOEFL Writing | 第57-58页 |
| ·The Effects of Input on the Learners’ Mastering of Lexical Chunks | 第58-61页 |
| Conclusion | 第61-66页 |
| ⅰ.Major Findings in the Current Study | 第61-63页 |
| ⅱ.Pedagogical Implications and Suggestions | 第63-65页 |
| ⅲ.Limitations of the Study | 第65-66页 |
| Bibliography | 第66-69页 |
| Appendix A | 第69-71页 |
| Appendix B | 第71-72页 |
| Appendix C | 第72-74页 |
| Appendix D | 第74-76页 |
| Appendix E | 第76-77页 |
| Appendix F | 第77-79页 |
| Publications | 第79-80页 |
| Acknowledgements | 第80页 |
