Abstract
1. Introduction
2. Previous Studies
2.1 Acquisition of Preposition Placement
2.2 Analyses of Alternation between P-stranding and P-fronting
2.3 Embedded Wh-questions: Elliptical and Non-elliptical Questions
3. The Study
3.1 Research Questions
3.2 Participants
3.3 Tasks and Procedure
3.4 Material Designs
4. Results
5. Discussion
5.1 Developmental Path and OT-Analysis
5.2 L1 Influence
6. Conclusion
References