This book is part of an ongoing and exciting
scientific quest for uncovering the mechanisms that
guide the acquisition and use of language in the
human species. It focuses on a key mystery -
childrens acquisition of syntax, which is a critical
component in all languages. The book investigates
when and how some core syntactic constituents become
accessible to the child, in particular, Functional
Categories - the grammatical categories that are
realized in language by a set of function words
(e.g., the, and) and verb inflections. A
comprehensive review on functional categories is
followed by...