| Abstract | 第1-7页 |
| 摘要 | 第7-8页 |
| Aenkowledgements | 第8-9页 |
| Contents | 第9-11页 |
| Chapter One Introduction | 第11-15页 |
| ·Present State of English Writing in Senior High School in China | 第11-12页 |
| ·Purposes of the Study | 第12-13页 |
| ·Organization of the Research | 第13-15页 |
| Chapter Two Literature Review | 第15-32页 |
| ·Overview of Lexical Chunks at Home and Abroad | 第15-17页 |
| ·Studies Abroad | 第15-16页 |
| ·Studies at Home | 第16-17页 |
| ·Terminology and Classification | 第17-23页 |
| ·Definitions of Lexical Chunks or Similar Concepts | 第17-19页 |
| ·Classification of Lexical Chunks | 第19-23页 |
| ·Advantages of Lexical Chunks | 第23-24页 |
| ·Functions of Lexical Chunks in Language Acquisition | 第24-28页 |
| ·Chunks Promotes Language Fluency and Accuracy | 第24-26页 |
| ·Lexical Chunks Minimize Psychological Processing Time | 第26-28页 |
| ·Influence of Lexical Approach on Language Teaching | 第28-31页 |
| ·The Lexical Approach | 第28-29页 |
| ·Principles of Lexical Approach | 第29-31页 |
| ·Summary | 第31-32页 |
| Chapter Three The Study | 第32-53页 |
| ·Objectives and Research Questions | 第32-33页 |
| ·Subjects | 第33页 |
| ·Instruments | 第33-36页 |
| ·Questionnaire | 第33-34页 |
| ·Interview | 第34-35页 |
| ·Writing Tests | 第35页 |
| ·Lexical Collocation Test | 第35-36页 |
| ·Procedures of the Experiment | 第36-45页 |
| ·Pre-test-- a writing task | 第36页 |
| ·Lexical Phrase Awareness | 第36-38页 |
| ·Steps of applying the LCA | 第38-45页 |
| ·Teaching methods of the LC | 第45-46页 |
| ·Application of LCA in Teaching Writing in Experimental Class | 第46-52页 |
| ·Post-test- a writing test | 第52页 |
| ·Post-test- a collocation test | 第52-53页 |
| Chapter Four Results and Data Analysis | 第53-62页 |
| ·Results of Questionnaire One and the Interview | 第53-54页 |
| ·Results of Writing in Pre-test | 第54-55页 |
| ·Results of Writing in Post-test | 第55-56页 |
| ·Results of a Lexical Collocation Test | 第56-58页 |
| ·Design of the Lexical Collocation Test | 第56-58页 |
| ·Results of the Vocabulary Collocation Test | 第58页 |
| ·Results of Collocation Numbers in Pre and Post Writing Tests | 第58-59页 |
| ·Results of Two Questionnaires | 第59-62页 |
| Chapter 5 Conclusion and Limitations | 第62-64页 |
| ·Conclusion | 第62-63页 |
| ·Limitations | 第63页 |
| ·Recommendation for Further Research | 第63-64页 |
| References | 第64-67页 |
| Appendix | 第67-81页 |
