| 摘 要 | 第1-6页 |
| Abstract | 第6-8页 |
| Table of Contents | 第8-10页 |
| Chapter One Introduction | 第10-14页 |
| ·Background | 第10-11页 |
| ·Brief introduction to the research | 第11-12页 |
| ·An overview of the thesis | 第12-14页 |
| Chapter Two Literature Review | 第14-30页 |
| ·Characteristics and definition of lexical chunks | 第14-17页 |
| ·Classification of lexical chunks | 第17-19页 |
| ·Lexical chunks in language processing | 第19-20页 |
| ·Functions of lexical chunks | 第20-25页 |
| ·Saving effort in processing | 第20-21页 |
| ·Achieving interactional functions | 第21-23页 |
| ·Relation between two functions | 第23-25页 |
| ·Some empirical studies of lexical chunks in second language acquisition | 第25-30页 |
| ·Second language acquisition in classroom environment | 第27页 |
| ·Second language acquisition in natural environment | 第27-30页 |
| Chapter Three Research Design | 第30-34页 |
| ·Subjects | 第31页 |
| ·Data collection instruments | 第31-32页 |
| ·Research methods | 第32-33页 |
| ·Data analysis methods | 第33-34页 |
| Chapter Four Data Presentation and Discussion | 第34-50页 |
| ·General descriptive statistics | 第34-40页 |
| ·Relationship between learners’chunk competence and their dependence on chunks in language output | 第40-41页 |
| ·Relationship between lexical chunk and language proficiency | 第41-42页 |
| ·General descriptions of learners’use of lexical chunks | 第42-43页 |
| ·Error analysis of Chinese learners’chunk usage | 第43-46页 |
| ·Overgeneralization | 第43-44页 |
| ·Mother tongue interference | 第44-45页 |
| ·Inadequate learning | 第45页 |
| ·Inadequate exposure to the target language | 第45-46页 |
| ·Strategies applied in Chinese learners’chunk usage in target language production | 第46-50页 |
| ·Avoidance | 第47-48页 |
| ·Prefabricated patterns | 第48页 |
| ·Transfer | 第48-50页 |
| Chapter Five Pedagogical Implications | 第50-58页 |
| ·Theory of teaching and learning | 第51-53页 |
| ·Chunk is the basis of language | 第51页 |
| ·Language is grammaticalized lexis, not lexicalized grammar | 第51-53页 |
| ·Collocation in action | 第53页 |
| ·Teaching principles with lexical chunks | 第53-56页 |
| ·Teaching lexical chunks in certain contexts | 第54-55页 |
| ·Learning process as “Observe-Hypothesize-Experiment” | 第55页 |
| ·Changing mindset in teaching | 第55-56页 |
| ·Limitations of the chunk-based teaching approach | 第56-58页 |
| Chapter Six Conclusion | 第58-61页 |
| ·Main findings | 第58-59页 |
| ·Limitations of the present study and further research suggestions | 第59-61页 |
| Bibliography | 第61-64页 |
| Appendix A | 第64-67页 |
| Appendix B | 第67-70页 |
