文摘
前言
Acknowledgements
Chapter Ⅰ Universal Grammar (UG) and Second Language Acquisition (SLA)
1.1 UG and L1 Acquisition
1.2 UG and L2 Acquisition
1.3 Purpose of This Paper
1.4 Literature Review
Chapter Ⅱ Hypotheses
2.1 Reasons to Choose Pro-drop Parameter
2.2 Missing Subject Property in Chinese
2.3 Missing subject Identification in Chinese
2.4 Exposure and Its Correlation to Parameter Resetting
2.5 Hypotheses
Chapter Ⅲ Testing
3.1 Subjects
3.2 Testing Instrument
3.3 Scoring
3.4 Pilot Study
3.5 Data Processing
Chapter Ⅳ Discussion
4.1 Tendency
4.2 Developmental Pattern
4.3 Null Subject Types
4.4 Hypothesis Discussion
4.5 Degree of Acquisition Difficulty
4.6 Limitations
Chapter Ⅴ Conclusion
Notes
Bibliography
Appendix
对外经济贸易大学;