| ABSTRACT | 第1-9页 |
| 摘要 | 第9-16页 |
| Chapter One Introduction | 第16-20页 |
| ·Significance of the study | 第16-17页 |
| ·Purpose of the study | 第17-18页 |
| ·Organization of the paper | 第18-20页 |
| Chapter Two Literature Review | 第20-41页 |
| ·Types of Analysis in SLA Research | 第20-23页 |
| ·Contrastive Analysis | 第20-21页 |
| ·Error Analysis | 第21-22页 |
| ·Contrastive Interlanguage Analysis(CIA) | 第22-23页 |
| ·The Definition of Existential Sentence | 第23-25页 |
| ·Problems concerning English existentials: | 第25-29页 |
| ·Expletive There | 第26页 |
| ·Indefinite NP | 第26-27页 |
| ·Agreement Feature | 第27-28页 |
| ·Unaccusativity of Existential Verbs | 第28-29页 |
| ·The lexical properties of there be: | 第29-31页 |
| ·The syntactic function of there be pattern | 第31-33页 |
| ·The discourse functions of existential sentence | 第33-35页 |
| ·Classification of English Existentials | 第35-36页 |
| ·Standard pattern of English Existentials | 第35页 |
| ·Variants of English Existentials | 第35-36页 |
| ·English Existential sentence studied by Linguists | 第36-37页 |
| ·Corpus Linguistics | 第37-41页 |
| ·Definition of corpus linguistics | 第37-38页 |
| ·Types of corpora | 第38-39页 |
| ·Corpus-based Approach | 第39-41页 |
| Chapter Three Research Design | 第41-62页 |
| ·Theoretical Background | 第42-43页 |
| ·Subjects | 第43页 |
| ·Description of the Corpora Employed | 第43-45页 |
| ·Written Corpus of Chinese Learners | 第43-44页 |
| ·The Chinese Learner English Corpus | 第44-45页 |
| ·Brown corpus | 第45页 |
| ·Spoken English Corpus of Chinese Learners | 第45页 |
| ·Instruments | 第45-48页 |
| ·WordSmith 5.0 | 第45-46页 |
| ·SPSS 14.0 | 第46页 |
| ·Statistics | 第46-48页 |
| ·Procedures for Data Collection | 第48-49页 |
| ·Data Collection | 第49-62页 |
| ·Overall Frequencies | 第49-59页 |
| ·Negative Patterns of Existential Sentences | 第59-62页 |
| Chapter Four Data Analysis and Discussion | 第62-85页 |
| ·The overall data analysis | 第62-71页 |
| ·The distribution characters of existential sentences | 第62-67页 |
| ·Tense distribution of existential sentences | 第67-69页 |
| ·Top 16 most frequently used positive form of existential sentences in WECCL,CLEC and Brown | 第69-70页 |
| ·Calculation on the overused and underused existential sentences | 第70-71页 |
| ·Individual analysis of the overused、 underused and misused types of existential sentences | 第71-85页 |
| ·Ten overused types of existential sentences | 第71-81页 |
| ·Five underused types of existential sentences | 第81页 |
| ·The misused existential sentences | 第81-85页 |
| Chapter Five Conclusions and Implications | 第85-90页 |
| ·Major findings | 第85-87页 |
| ·Pedagogical Implications | 第87-88页 |
| ·Limitations and Suggestions for further research | 第88-90页 |
| Bibliography | 第90-97页 |
| Appendix 1 Brown there is Sampling Results | 第97-99页 |
| Appendix 2 WECCL There is Sampling Results | 第99-101页 |
| Appendix 3 CLEC There is Sampling Results | 第101-103页 |
| Appendix 4 Brown There are sampling Results | 第103-105页 |
| Appendix 5 WECCL There are Sampling Results | 第105-107页 |
| Appendix 6 CLEC There are Sampling Results | 第107-109页 |
| Appendix 7 Brown There was Sampling Results | 第109-111页 |
| Appendix 8 WECCL There was Sampling Results | 第111-112页 |
| Appendix 9 CLEC There was Sampling Results | 第112-113页 |
| Appendix 10 Brown There were Sampling Results | 第113-115页 |
| Appendix 11 WECCL There were Sampling Results | 第115-116页 |
| Appendix 12 CLEC There were Sampling Results | 第116-117页 |
| Appendix 13 Brown There's Sampling Results | 第117-118页 |
| Appendix 14 WECCL there's Sampling Results | 第118-119页 |
| Appendix 15 CLEC there's Sampling Results | 第119-120页 |
| Appendix 16 Brown There w//1 Sampling Results | 第120-121页 |
| Appendix 17 WECCL there will Sampling Results | 第121-122页 |
| Appendix 18 CLEC there will Sampling Results | 第122-123页 |
| Acknowledgement | 第123-124页 |
| Publications | 第124页 |
