| Acknowledgements | 第1-7页 |
| ABSTRACT | 第7-10页 |
| 中文摘要 | 第10-22页 |
| Introduction | 第22-28页 |
| ·Motivation for the Research | 第22-23页 |
| ·Significance of the Research | 第23-27页 |
| ·Theoretical significance | 第23-25页 |
| ·Verifying practice frequency effects on EFL development | 第23-24页 |
| ·Identifying linguistic factors that mediate practice frequency effects on EFL development | 第24-25页 |
| ·Revealing learners' processing and production mechanisms that modulate frequency effects on the learning and use of different constructions | 第25页 |
| ·Methodological significance | 第25-26页 |
| ·Pedagogical significance | 第26-27页 |
| ·Overview of the Dissertation | 第27-28页 |
| Part Ⅰ Literature Review | 第28-87页 |
| Chapter One Linguistic Knowledge and Its Development | 第29-47页 |
| ·Linguistic Knowledge | 第29-36页 |
| ·Linguistic knowledge as representation | 第29-31页 |
| ·Linguistic knowledge as access | 第31-33页 |
| ·Measurement of linguistic knowledge | 第33-36页 |
| ·Development of Linguistic Knowledge | 第36-41页 |
| ·Language learning processes | 第37-39页 |
| ·Language learning outcomes | 第39-41页 |
| ·Positions on the Interface Issue | 第41-44页 |
| ·Summary | 第44-47页 |
| Chapter Two Frequency-Based Second Language Acquisition | 第47-87页 |
| ·Task-Based Instruction | 第47-55页 |
| ·Task | 第47-50页 |
| ·Input and output | 第50-55页 |
| ·Input | 第50-52页 |
| ·Output | 第52-54页 |
| ·Input vs. output or input plus output | 第54-55页 |
| ·Frequency | 第55-61页 |
| ·Feature distribution frequency | 第56-57页 |
| ·Task frequency | 第57-58页 |
| ·Empirical studies | 第58-61页 |
| ·Linguistic Factors | 第61-74页 |
| ·Learning difficulty of constructions | 第61-63页 |
| ·The target constructions of the present research | 第63-74页 |
| ·The two constructions | 第64-66页 |
| ·Similarities between the two constructions | 第66-67页 |
| ·Differences between the two constructions | 第67-74页 |
| ·Learner Factors | 第74-84页 |
| ·Cognitive and psychological mechanisms in L2 learning and use | 第74-83页 |
| ·Doughty's (2001) working taxonomy | 第74-77页 |
| ·Learned attention | 第77-79页 |
| ·Awareness | 第79-83页 |
| ·Individual differences in learning beliefs and strategies | 第83-84页 |
| ·Characteristics of the Present Research | 第84-87页 |
| Part Ⅱ Methodology | 第87-123页 |
| Chapter Three Research Methodology | 第88-123页 |
| ·Research Questions | 第88-90页 |
| ·Study1 | 第90-119页 |
| ·Participants | 第91页 |
| ·Instruments | 第91-97页 |
| ·Reading materials and the writing task | 第91-93页 |
| ·Measurement | 第93-95页 |
| ·The grammaticality judgment and correction task | 第93-95页 |
| ·The guided production tasks | 第95页 |
| ·Think-aloud protocols and interviews | 第95-97页 |
| ·Data collection | 第97-102页 |
| ·Pretest | 第97-99页 |
| ·Practice sessions | 第99页 |
| ·Posttests | 第99-101页 |
| ·Training of think-aloud | 第101-102页 |
| ·Interviews | 第102页 |
| ·Data analysis | 第102-119页 |
| ·Quantitative analysis | 第102-117页 |
| ·Coding schemes | 第103-114页 |
| ·Scoring schemes | 第114-117页 |
| ·Qualitative analysis | 第117-119页 |
| ·Think-aloud protocols | 第117-119页 |
| ·Interview data | 第119页 |
| ·Study 2 | 第119-123页 |
| ·Participants | 第120页 |
| ·Instruments | 第120-121页 |
| ·Data collection | 第121页 |
| ·Data analysis | 第121-123页 |
| Part Ⅲ Results and Discussion | 第123-191页 |
| Chapter Four Practice Frequency Effects on Learners' Task Performance | 第124-146页 |
| ·The Correction Task | 第124-128页 |
| ·Effects of practice frequency on task performance | 第124-126页 |
| ·Types of knowledge accessed | 第126-127页 |
| ·Summary and discussion | 第127-128页 |
| ·The Guided Speaking Task | 第128-135页 |
| ·Effects of practice frequency on performance accuracy | 第128-131页 |
| ·Effects of practice frequency on performance automaticity | 第131-133页 |
| ·Summary and discussion | 第133-135页 |
| ·The Grammaticality Judgment Task and the Guided Writing Task | 第135-143页 |
| ·Effects of practice frequency on task performance | 第135-138页 |
| ·Types of knowledge accessed | 第138-140页 |
| ·Summary and discussion | 第140-143页 |
| ·Learners' Task Performance under the Effect of Practice Frequency | 第143-146页 |
| Chapter Five Practice Frequency Effects on Two Constructions | 第146-157页 |
| ·The Non-Finite Participle Construction | 第146-151页 |
| ·The correction task | 第146-147页 |
| ·The guided speaking task | 第147-149页 |
| ·Summary and discussion | 第149-151页 |
| ·The Subjunctive Construction | 第151-154页 |
| ·The correction task | 第151页 |
| ·The guided speaking task | 第151-153页 |
| ·Summary and discussion | 第153-154页 |
| ·Effect of Practice Frequency on Two Constructions | 第154-157页 |
| Chapter Six Processing and Production of the Two Constructions | 第157-191页 |
| ·Processing Mechanisms in the Learning of the Target Constructions | 第157-170页 |
| ·Input processing mechanisms | 第157-164页 |
| ·Detection without awareness | 第157-159页 |
| ·Rehearsal | 第159-160页 |
| ·Noticing | 第160-163页 |
| ·Noticing of form | 第160-161页 |
| ·Noticing of form-meaning mappings | 第161-162页 |
| ·Noticing of form-meaning-use mappings | 第162-163页 |
| ·Focus-on-form | 第163-164页 |
| ·Output processing mechanisms | 第164-169页 |
| ·Focus-on-meaning | 第164-165页 |
| ·Uptake | 第165-166页 |
| ·Activation of long-term knowledge in face of current input | 第166-167页 |
| ·Monitoring | 第167-168页 |
| ·Overgeneralization | 第168-169页 |
| ·Automatization | 第169页 |
| ·Useful processing mechanisms for learning | 第169-170页 |
| ·Production Mechanisms in Language Use | 第170-191页 |
| ·General language production mechanisms | 第170-173页 |
| ·Message generation | 第171页 |
| ·Language formulation | 第171-172页 |
| ·Monitoring | 第172-173页 |
| ·Automatization | 第173页 |
| ·Production mechanisms for the target constructions | 第173-179页 |
| ·Production mechanisms for the participle construction | 第173-174页 |
| ·Production mechanisms for the subjunctive construction | 第174-179页 |
| ·Avoidance | 第174页 |
| ·Focus-on-meaning | 第174-175页 |
| ·Making meaning-use-form mappings | 第175页 |
| ·Use of L1 | 第175-177页 |
| ·Hypothesis testing | 第177页 |
| ·Application of implicit and proceduralized knowledge | 第177-178页 |
| ·Monitoring | 第178页 |
| ·Automatization | 第178-179页 |
| ·Learner Beliefs and Strategies | 第179-183页 |
| ·Beliefs and strategies for grammar learning and use in general | 第179-180页 |
| ·Beliefs and strategies with regard to the participle | 第180-181页 |
| ·Beliefs and strategies with regard to the subjunctive | 第181-182页 |
| ·Views on the practice task | 第182-183页 |
| ·Linking Task Performance to Mechanisms and Learning Beliefs and Strategies | 第183-187页 |
| ·Characteristics of the participant who improved the most in the correction task | 第183-185页 |
| ·Characteristics of the participant who improved the most in the speaking task | 第185-187页 |
| ·Summary | 第187页 |
| ·Mechanisms and Learner Beliefs and Strategies in Language Learning and Use | 第187-191页 |
| Part Ⅳ Conclusion | 第191-202页 |
| Chapter Seven Conclusion | 第192-202页 |
| ·Summary of Major Findings | 第192-194页 |
| ·Knowledge development under the effect of practice frequency | 第192-193页 |
| ·Effect of practice frequency on the knowledge development of two constructions | 第193页 |
| ·Mechanisms and learner beliefs and strategies in language learning and use | 第193-194页 |
| ·Implications | 第194-200页 |
| ·Theoretical implications | 第195-197页 |
| ·Verifying the effects of practice frequency on EFL development | 第195页 |
| ·Identifying linguistic factors that mediate practice frequency effects on EFL development | 第195-196页 |
| ·Revealing learners' processing and production mechanisms that modulate frequency effects on the learning and use of different constructions | 第196-197页 |
| ·Methodological implications | 第197-198页 |
| ·Pedagogical implications | 第198-200页 |
| ·Limitations and Suggestions for Future Research | 第200-202页 |
| References | 第202-215页 |
| Appendices | 第215-225页 |
