Abstract
1. Introduction
2. Previous Approaches of wh&wh constructions
2.1. Giannakidou and Merchant (1998): Elliptical Analysis
2.2. Multiple Dominance (MD) Analysis
3. An alternative: Chomsky’s (2023) Box System (BS)
3.1. Derivation Processes of wh&wh construction with OTVs, and Constraint
3.2. Derivation Processes of wh&wh construction with Two non-argumental wh-adjuncts
3.3. Well-formedness and Ill-formedness of wh&wh construction with Three Arguments-taking Transitive verb put
3.4. Ill-formedness of wh&wh constructions in DC and DOC
4. Conclusion
References