| Acknowledgments | 第1-10页 |
| Abstract | 第10-15页 |
| 摘要 | 第15-19页 |
| Chapter One Introduction | 第19-29页 |
| ·Theoretical backgrounds of the present study | 第19-23页 |
| ·The objectives of the present study | 第23-27页 |
| ·The organization of the dissertation | 第27-29页 |
| Chapter Two The Notion of Context Revisited | 第29-58页 |
| ·Introduction | 第29-32页 |
| ·The socio-cultural approach to context of situation | 第32-43页 |
| ·The concept of context in pragmatics | 第32-38页 |
| ·Leech's view of speech situation | 第33页 |
| ·van Dijk's notion of context | 第33-35页 |
| ·Hymes'concept of speech situation: SPEAKING | 第35-36页 |
| ·Lyons' context of utterance | 第36-38页 |
| ·Gazdar's view of context | 第38页 |
| ·Context in Systemic Functional Linguistics | 第38-43页 |
| ·Context of situation in the pre-Halliday era (1): Malinowski's view | 第39-40页 |
| ·Context of situation in the pre-Halliday era (2): Firth's view | 第40-42页 |
| ·Context of situation as a socio-semiotic construct: the notion in SFL | 第42-43页 |
| ·The cognitive approach to the notion of context | 第43-48页 |
| ·Context as cognitive representation of the conceptual interaction | 第44-45页 |
| ·Context as domain | 第45-46页 |
| ·Context as frame | 第46-47页 |
| ·Context as script | 第47-48页 |
| ·The notion of context of situation in SFL revisited | 第48-56页 |
| ·The field of discourse | 第48-52页 |
| ·The tenor of discourse | 第52-54页 |
| ·The mode of discourse | 第54-56页 |
| ·Summary | 第56-58页 |
| Chapter Three Language Functions and Their Realizations | 第58-96页 |
| ·Introduction | 第58-60页 |
| ·Traditional views of language functions | 第60-65页 |
| ·Jakobson's categorization of language functions | 第60-62页 |
| ·Hymes' model of language functions | 第62-63页 |
| ·Brown & Yule's dichotomy | 第63-65页 |
| ·Metafunctions and their grammatical realizations | 第65-87页 |
| ·The ideational metafunction and its grammatical realization | 第67-71页 |
| ·Classification of processes | 第68-69页 |
| ·Internal structure of the process | 第69-71页 |
| ·The interpersonal metafunction and its grammatical realization | 第71-76页 |
| ·Mood | 第71-75页 |
| ·Modality | 第75-76页 |
| ·The textual metafunction and its realization | 第76-87页 |
| ·Structural resources | 第77-80页 |
| ·Non-structural resources: cohesive devices | 第80-87页 |
| ·Rethinking linguistic realizations of metafunctions | 第87-94页 |
| ·The ideational metafunction and its lexical realization | 第87-88页 |
| ·The interpersonal metafunction and its other realizations | 第88-92页 |
| ·The textual metafunction and nominalization | 第92-94页 |
| ·Summary | 第94-96页 |
| Chapter Four CMH Hypothesis Revisited | 第96-128页 |
| ·Introduction | 第96-98页 |
| ·CMH hypothesis | 第98-99页 |
| ·Field of discourse and ideational metafunction | 第99-110页 |
| ·Action-based vs. reflection-based fields | 第100-105页 |
| ·Specialized vs. non-specialized fields | 第105-108页 |
| ·Institutionalized vs. non-institutionalized fields | 第108-110页 |
| ·Tenor of discourse and interpersonal metafunction | 第110-115页 |
| ·Social distance and interpersonal metafunction | 第110-112页 |
| ·Affective involvement and interpersonal metafunction | 第112-114页 |
| ·Power and interpersonal metafunction | 第114-115页 |
| ·Mode of discourse and textual metafunction | 第115-124页 |
| ·Spontaneity and textual metafunction | 第115-119页 |
| ·Spati al/temporal di stance and textual metafunction | 第119-122页 |
| ·Semiotic role and textual metafunction | 第122-124页 |
| ·Rethinking CMH Hypothesis | 第124-126页 |
| ·Summary | 第126-128页 |
| Chapter Five Interaction between Contextual Variables | 第128-168页 |
| ·Introduction | 第128页 |
| ·Impact of field upon tenor | 第128-137页 |
| ·Impact of subject matter upon tenor | 第129-133页 |
| ·Impact of arena upon tenor | 第133-135页 |
| ·Impact of semantic domain upon tenor | 第135-137页 |
| ·Impact of field upon mode | 第137-144页 |
| ·Impact of subject matter upon mode | 第137-140页 |
| ·Impact of arena upon mode | 第140-141页 |
| ·Impact of semantic domain upon mode | 第141-144页 |
| ·Impact of tenor upon field | 第144-152页 |
| ·Impact of social distance upon field | 第145-149页 |
| ·Impact of power upon field | 第149-151页 |
| ·Impact of affective involvement upon field | 第151-152页 |
| ·Impact of tenor upon mode | 第152-155页 |
| ·Impact of affective involvement upon mode | 第152-153页 |
| ·Impact of social distance upon mode | 第153-155页 |
| ·Impact of mode upon field | 第155-160页 |
| ·Impact of semiotic role upon field | 第155-157页 |
| ·Impact of spatial/temporal distance upon field | 第157-159页 |
| ·Impact of channel upon field | 第159-160页 |
| ·Impact of mode upon tenor | 第160-164页 |
| ·Impact of spontaneity upon tenor | 第160-162页 |
| ·Impact of genre upon tenor | 第162-164页 |
| ·Summary | 第164-168页 |
| Chapter Six CMH Hypothesis Revised: Multivariate Relationships between Contextual Variables and Metafunctions | 第168-206页 |
| ·Introduction | 第168-169页 |
| ·Impact of field upon interpersonal choices | 第169-177页 |
| ·Impact of field upon the selection of vocatives | 第169-170页 |
| ·Impact of field upon code-switching | 第170-171页 |
| ·Impact of field upon choices in mood | 第171-174页 |
| ·Impact of field upon choices in modality | 第174-177页 |
| ·Impact of field upon textual choices | 第177-181页 |
| ·Impact of field upon choices in the Thematic structure | 第177-180页 |
| ·Impact of field upon nominalization | 第180-181页 |
| ·Impact of tenor upon ideational choices | 第181-187页 |
| ·Impact of tenor upon the selection of the process per se | 第182-184页 |
| ·Impact of tenor upon the choice of participants and circumstances | 第184-187页 |
| ·Impact of tenor upon textual choices | 第187-194页 |
| ·Impact of tenor upon the employment of nominalization | 第187-189页 |
| ·Impact of tenor upon thematic choices | 第189-194页 |
| ·Impact of mode upon ideational choices | 第194-199页 |
| ·Impact of spontaneity upon ideational choices | 第194-197页 |
| ·Impact of the semiotic role of text upon ideational choices | 第197-199页 |
| ·Impact of mode upon interpersonal choices | 第199-203页 |
| ·Impact of spontaneity upon the choice of marked mood structures | 第199-202页 |
| ·Impact of spontaneity upon the choice of partial mood structures | 第202-203页 |
| ·Summary | 第203-206页 |
| Chapter Seven Conclusions | 第206-213页 |
| Bibliography | 第213-226页 |
| Appendix I Specialized discourses selected for analysis | 第226-227页 |
| Appendix II Non-specialized discourses selected for analysis | 第227-228页 |
