| 摘要 | 第1-6页 |
| Abstract | 第6-9页 |
| List of Figures and Tables | 第9-10页 |
| List of Abbreviations | 第10-13页 |
| Chapter Ⅰ Introduction | 第13-18页 |
| ·Research background | 第13-16页 |
| ·Significance of English writing | 第13-15页 |
| ·Requirements of New English Curriculum Standards for junior middle school graduates | 第15页 |
| ·The current English writing teaching situation of junior middle school | 第15-16页 |
| ·Lexical Chunks Theory and English writing teaching of junior middle school | 第16页 |
| ·Purpose of the research | 第16-17页 |
| ·Significance of the research | 第17页 |
| ·Design of the thesis | 第17-18页 |
| Chapter Ⅱ Literature review | 第18-27页 |
| ·Introduction | 第18-19页 |
| ·Definitions of lexical chunks | 第19-21页 |
| ·Classifications of lexical chunks | 第21-23页 |
| ·The research situation of lexical chunks at home and abroad | 第23-27页 |
| Chapter Ⅲ Theoretical basis | 第27-38页 |
| ·Psycho-linguistics basis | 第27-29页 |
| ·Corpus linguistics basis | 第29-30页 |
| ·Language acquisition basis | 第30-32页 |
| ·Functions of lexical chunks in the second language acquisition | 第32-37页 |
| ·Improving fluency of speech communication and arousing learners' learning initiative | 第32-34页 |
| ·Strengthening consciousness of pragmatics | 第34-35页 |
| ·Helping learners improve the ability of controlling integral discourse | 第35-36页 |
| ·Helping learners overcome the influence of mother tongue and produce more authentic language | 第36-37页 |
| ·Summary | 第37-38页 |
| Chapter Ⅳ Methodology | 第38-53页 |
| ·Research purpose | 第38页 |
| ·Research questions | 第38-39页 |
| ·The research object and material | 第39-40页 |
| ·Research methods | 第40-42页 |
| ·Experimentation | 第40-41页 |
| ·Questionnaire | 第41页 |
| ·Interview | 第41-42页 |
| ·The research procedures | 第42-53页 |
| ·Obtaining of lexical chunks, and realization of effective input | 第43-48页 |
| ·Obtaining of lexical chunks | 第43-45页 |
| ·Using the strategy of reciting flexibly, and realizing effective input | 第45-48页 |
| ·Application of lexical chunks | 第48-50页 |
| ·Activation of lexical chunks | 第49页 |
| ·Extraction of lexical chunks | 第49页 |
| ·Writing the first draft | 第49页 |
| ·Modifying and finalizing the writing | 第49-50页 |
| ·Consolidation of lexical chunks | 第50-53页 |
| ·Reciting the composition | 第50-51页 |
| ·Strengthening the strategy of taking notes, from "giving a man fish" to "teaching a man to fish" | 第51-53页 |
| Chapter Ⅴ The experimental results and analysis | 第53-60页 |
| ·Analysis of data | 第53-55页 |
| ·The number of lexical chunks and the test result of frequency of lexical chunks | 第55-56页 |
| ·The experimental results and discussions | 第56-57页 |
| ·Analysis of the questionnaire's result | 第57-58页 |
| ·The results of interviews | 第58-60页 |
| ·The results of students' interviews | 第58-59页 |
| ·The results of teachers' interviews | 第59-60页 |
| Chapter Ⅵ Conclusions, implications and suggestions | 第60-64页 |
| ·The conclusions | 第60-61页 |
| ·The Implications | 第61-62页 |
| ·Limitations of the present study and suggestions for future studies | 第62-64页 |
| References | 第64-69页 |
| Appendix1 | 第69-70页 |
| Appendix2 | 第70-71页 |
| 在学期间的研究成果 | 第71-72页 |
| Acknowledgements | 第72页 |
