This study provides experimental evidence for preschool children's competence in basic information structure, with particular attention to the notions of topic and focus. It investigates their mastery of structural and definiteness distinctions to encode the information status of discourse referents, and seeks to distinguish linguistic competence…

Three- and four-year-old children were asked to perform a judgement task in which they chose between incorrect English transitives and intransitives and their correct adult equivalents. Purely semantic or syntactic models fail to explain the findings as well as does a model based on semantic/syntactic transitivity. (SED)