Chapter 1 Introduction

1.1 Research Background

1.1.1 Significance of Vocabulary Acquisition

1.1.2 Necessity of Present Study

1.1.3 Research of L2 Vocabulary Acquisition

1.2 Organization of This Thesis

Chapter 2 Literatare Review

2.1 Introduction

2.2 Previous Studies on Vocabulary Knowledge and Development

2.2.1 Research into Word Knowledge Type by Richards

2.2.2 Nation's Framework of Word Knowledge

2.2.3 Laufer's Framework

2.2.4 Other Related Frameworks

2.2.5 Related Study in China on Vocabulary Knowledge

2.2.6 Summaries and Conclusions

2.3 Previous Studies on Vocabulary Knowledge Assessment

2.3.1 Terminological Definitions in Measuring Vocabulary Acquisition

2.3.2 Assessing the Breadth of Vocabulary Knowledge

2.3.3 Tests for Depth of Vocabulary Knowledge Measurement

2.3.4 Summaries and Conclusions

2.4 Incidental and Intentional Learning

2.4.1 Introduction

2.4.2 Definition of Incidental Vocabulary Learning

2.4.3 Specific Ways of Incidental Vocabulary Learning

2.4.4 Incidental Vocabulary Learning Through Extensive Reading

2.5 Intentional Vocabulary Learning

2.5.1 Definition of Intentional Vocabulary Learning

2.5.2 Specific Ways of Intentional Vocabulary Learning

2.6 Balance of Incidental Vocabulary Learning and Intentional Vocabulary Learning

2.7 Review on Word Meaning and Context

2.7.1 The Definition of Context

2.7.2 The Classification of Context

2.7.3 Functions of Context

2.7.4 Audio-Visual Context

2.7.5 Intentional Vocabulary Leaning in Audio-Visual Context

2.7.6 Summaries and Conclusions

2.8 Summary

Chapter 3 Empirical Study Ⅰ

3.1 Origin of the Study

3.2 Experiment Ⅰ

3.2.1 Subjects

3.2.2 Material Preparation

3.2.3 Administration of the Study

3.2.4 Evaluation Methods of Learning Achievement

Chapter 4 Statistic Analysis and Evaluation of Experiment Ⅰ

4.1 Global Analysis and Evaluation on Acquisition Resuits

4.1.1 Immediate Acquisition Results between Two Inputs

4.1.2 Word Knowledge Retention

4.2 Specific Analysis and Evaluation on the Receptive Word Knowledge and Productive Word Knowledge

4.2.1 Respective and Productive Word Knowledge through Time Ranges within the Same Input

4.2.2 Receptive and Productive Word Knowledge through Time Ranges with Different Inputs

4.3 Conclusion of Experiment Ⅰ

4.3.1 Results

4.3.2 Pedagogical Implication

4.3.3 Limitation of Experiment Ⅰ

Chapter 5 Empirical Study Ⅱ

5.1 Research Hypotheses

5.2 Subjects of the Research

5.3 Target Words

5.4 Procedures

5.4.1 Pretest of Subjects'Listening Ability

5.4.2 Pretest of Subjects'Vocabulary Size

5.4.3 Pilot Study

5.5 Main Study

5.5.1 Immediate Posttests and Scoring Method

5.5.2 Delayed Posttests and Scoring Method

5.5.3 Questionnaire Ⅱ

5.6 Method of Statistical Analysis

Chapter 6 Statistic Analysis and Evaluation of ExperimentⅡ

6.1 Global Results

6.1.1 General Results of Immediate Posttest

6.1.2 General Results of First Delayed Posttest One Week Later

6.1.3 General Results of Second Delayed Posttest One Month Later

6.2 Specific Results of Word Retention

6.2.1 Specific Results of Receptive and Productive Word Knowledge

6.2.2 Specific Results of Paired T-Test Comparison between Posttests within Groups

6.2.3 Specific Results of Paired T-test Comparison of Word Knowledge between Posttests within Groups

6.2.4 Specific Results of Correlations Among Listening Comprehension，Vocabulary Size and Word Retention Performance

6.2.5 Specific Effects of Subjects'Vocabulary Size on Word Retention Performance

6.2.6 Specific Effects of Subjects'Listening Ability on Word Retention Performance

6.3 Results of Questionnaire Ⅱ

6.4 Discussion and Evaluation

6.4.1 Discussion on Hypothesis One

6.4.2 Discussion on Hypothesis Two

6.4.3 Discussion on Hypothesis Three

6.4.4 Discussion on Hypothesis Four

6.4.5 Discussion of the Questionnaire Ⅱ

Chapter 7 Conclusion of Experiment Ⅱ

7.1 Major Findings of Experiment Ⅱ

7.2 Implications and Limitations of Experiment Ⅱ

Appendix Ⅰ：Questionnaire

Appendix Ⅱ：Reading and Instruction Materials

Appendix Ⅲ：Quiz Sample of Experiment Ⅰ

Appendix Ⅳ：Test for Listening Level

Appendix Ⅴ：Vocabulary Levels Tests

Appendix Ⅵ：Target Words for Experiment Ⅱ

Appendix Ⅶ：Script of the Movie Clips

Appendix Ⅷ：Immediate Posttests

Appendix Ⅸ：Questionnaire Ⅱ

Bibliography