| Acknowledgements | 第1-6页 |
| 中文摘 要 | 第6-10页 |
| Abstract | 第10-22页 |
| Chapter 1 Introduction | 第22-34页 |
| ·The Origin of the Topic Selection | 第22-25页 |
| ·Background | 第22-23页 |
| ·Research Basis and Conditions | 第23-25页 |
| ·The Targeting Problems | 第25-26页 |
| ·Research Purpose and Significance | 第26-27页 |
| ·Theoretical Background | 第27页 |
| ·Research Methods | 第27-29页 |
| ·Structure and Main Content | 第29-34页 |
| Chapter 2 Literature Review and Theoretical Framework | 第34-62页 |
| ·Research Status and Literature Review | 第34-50页 |
| ·Previous Study of CALL Abroad and at Home | 第34-39页 |
| ·Previous Study of Cyber-based Foreign Language Ecological Teaching Ecological Environment | 第39-50页 |
| ·Theoretical Framework | 第50-61页 |
| ·CALL | 第51页 |
| ·The Relevance between Information Technology and Foreign Language Teaching and Learning | 第51-54页 |
| ·Cognitivism(Learning Theory) | 第54-56页 |
| ·Constructivism (Learning Theory) | 第56-57页 |
| ·Ecology Theory | 第57-61页 |
| ·Research Design | 第61-62页 |
| Chapter 3 Overview on Problems in Cyber-based ForeignLanguage Learner's Environment | 第62-69页 |
| ·Imbalances of Physical Learning Environment | 第63-64页 |
| ·Imbalances of Resourceful Learning Environment | 第64-65页 |
| ·Imbalances of Technological Learning Environment | 第65-66页 |
| ·Imbalances of Emotional Learning Environment | 第66-69页 |
| Chapter 4 Principles for Optimizing Cyber-based ForeignLanguage Learner's Environment | 第69-112页 |
| ·Basic Requirements for Its Optimization | 第69-78页 |
| ·Fundamental Principles for Its Optimization | 第78-90页 |
| ·General and Integrated Effeect | 第79-81页 |
| ·Principle of Niche Emphasis | 第81-82页 |
| ·Degree of Resistance | 第82-84页 |
| ·Principle of Expansion and Adaption | 第84-86页 |
| ·Flexible Adaptation and Development | 第86-89页 |
| ·Principle of Growth and Restraint | 第89-90页 |
| ·Comparison of Two Cyber-based Foreign Language Learner's Environments:Before Optimization and After Optimization | 第90-105页 |
| ·The Learning Environment before Optimization from the Perspective of Ecological Balance | 第90-94页 |
| ·The Crucial Optimization Principle---- Under Ecological Niche Principle to Construct a Harmonious, Dynamic and Flexible Environment | 第94-100页 |
| ·Result after Optimization—An Integrated, Dynamic and Balanced Ecological Learning Environment | 第100-104页 |
| ·Conclusion:The Model of Cyber-based Dynamic and Balanced Foreign Language Learners' Ecological Environment | 第104-105页 |
| ·Ecological Reflections on Foreign Language Learners' Environment | 第105-106页 |
| ·Importance of Optimizing Cyber-based Learning Environment | 第106-112页 |
| ·Effective Means to Improve Learners' Learning Efficiency | 第107-108页 |
| ·Important Means to Construct a Harmonious Campus | 第108-109页 |
| ·Crucial Guarantee to Maintain Learners' "Best Niche" | 第109-110页 |
| ·Essential Foundation to Keep Harmonious Coexistence of Teachers and Students | 第110-111页 |
| ·Continual Momentum to Ensure Sustainable Development of Ecological Class | 第111-112页 |
| Chapter 5 Empirical Investigations on Constructing andOptimizing Cyber-based Foreign Language Learners' EcologicalEnvironment | 第112-157页 |
| ·Research Background | 第112-115页 |
| ·Method | 第115页 |
| ·Object and Content | 第115-116页 |
| ·Object | 第115页 |
| ·Content | 第115-116页 |
| ·Design and Procedure | 第116-117页 |
| ·Quantitative Data Analysis on Investigation Result | 第117-132页 |
| ·Research Result | 第117-122页 |
| ·Analysis of Investigation Results | 第122-132页 |
| ·Empirical Investigation of Foreign Language learning in Optimized Cyber-Based Ecological Environment | 第132-147页 |
| ·Optimized Physical Ecological Environment Improving Learning | 第132-134页 |
| ·Optimized Resourceful Ecological Environment Improving Learning | 第134-138页 |
| ·Optimized Technological Ecological Environment Improving Learning | 第138-141页 |
| ·Optimized Emotional Ecological Environment Improving Learning | 第141-147页 |
| ·Inspiration on Foreign Language Learning from Empirical Research | 第147-157页 |
| Chapter 6 Constructing the Model of Foreign LanguageLearners' Cyber-based Learning Environment | 第157-182页 |
| ·Characteristics of Cyber-based Learning Ecological Environment | 第158-161页 |
| ·Systematic Integrity | 第158页 |
| ·Stable Balance | 第158-160页 |
| ·Dynamic Openness | 第160-161页 |
| ·Three Interactive Relationships | 第161-169页 |
| ·Teacher-learner Relationship | 第162-163页 |
| ·Learner-learner Relationship | 第163-165页 |
| ·Learner-Computer Relationshi | 第165-169页 |
| ·Three Ecological Relationships | 第169-175页 |
| ·Cyber-based Foreign Language learner's Environment is an Ecosystem | 第169-171页 |
| ·Cyber-Based Foreign Language Learner's Environment Has Its Own Ecological Niche | 第171-173页 |
| ·Cyber-based Foreign Language learner's Environment is an Ecological Environment | 第173-175页 |
| ·Foreign Language Learners' Cyber-based Learning Environment Model | 第175-179页 |
| ·Results and Discussion | 第179-182页 |
| Chapter 7 Conclusion | 第182-189页 |
| ·Research Review | 第182-183页 |
| ·Innovations of the Study | 第183-186页 |
| ·Four Imbalanced Cyber-based Sub-environments | 第183-184页 |
| ·Optimized Ecological Environment Model Innovation | 第184-186页 |
| ·Limitations of the Study | 第186-187页 |
| ·Future Prospects | 第187-189页 |
| Bibiliography | 第189-198页 |
| Appendix | 第198-212页 |
