| Acknowledgements | 第1-8页 |
| Abstract（English） | 第8-11页 |
| Abstract（Chinese） | 第11-16页 |
| Chapter One Introduction | 第16-21页 |
| 1．1． Motivation of Doing Present Research | 第16-18页 |
| 1．2． Research Questions | 第18-19页 |
| 1．3． Structure of This Thesis | 第19-21页 |
| Chapter Two Literature Review | 第21-62页 |
| 2．1． Grammar Teaching | 第21-50页 |
| 2．1．1． Definitions of grammar | 第21-24页 |
| 2．1．2． Role of grammar teaching in ELT classes | 第24-26页 |
| 2．1．3． Methods and procedures of teaching grammar | 第26-50页 |
| 2．1．3．1． Stage of presentation and explanation | 第32-41页 |
| 2．1．3．2． Stage of practice | 第41-45页 |
| 2．1．3．3． Stage of real communicative activities | 第45-50页 |
| 2．2． Grammatical Error Corrections | 第50-61页 |
| 2．2．1． Definitions of error | 第51-53页 |
| 2．2．2． Necessity of error correction | 第53-56页 |
| 2．2．3． Methods of error correction | 第56-61页 |
| 2．3． Summary | 第61-62页 |
| Chapter Three Present Research | 第62-81页 |
| 3．1． Definition of Grammar Teaching Episodes | 第62-63页 |
| 3．2． Corpora Used in Present Research | 第63-65页 |
| 3．3． Corpus Tools Used in Present Research | 第65-67页 |
| 3．4． Methods and Procedures of Present Research | 第67-68页 |
| 3．5． Pilot Study | 第68-80页 |
| 3．5．1． Methods and procedures of pilot study | 第68-76页 |
| 3．5．1．1． Categorizations and taggers of pilot study | 第70-76页 |
| 3．5．1．2． Conducting pilot study | 第76页 |
| 3．5．2 Search Items for Present Research | 第76-80页 |
| 3．6． Conducting Investigation into Two Selected Corpora | 第80-81页 |
| Chapter Four Results and Discussions | 第81-92页 |
| 4．1． Distributions of Methods of Presentation and Explanation | 第81-84页 |
| 4．2． Distributions of Methods of Practice | 第84-85页 |
| 4．3． Distributions of Communicative Activities | 第85-89页 |
| 4．3．1． Frequencies of communicative activities | 第86-87页 |
| 4．3．2． Forms of communicative activities | 第87-89页 |
| 4．4． Distributions of Methods of Error Correction | 第89-92页 |
| Chapter Five Conclusions | 第92-98页 |
| 5．1． Conclusions | 第92-95页 |
| 5．2． Pedagogical Implications of Present Research | 第95-96页 |
| 5．3． Limitations of Present Research | 第96-98页 |
| Bibiography | 第98-102页 |
