This study investigated four- and six-year-olds' support pursuing the role of positive evidence in the acquisition of the knowledge of lexical features such as the control status of individual verbs. Findings seem to be compatible with a claim that grammatical knowledge is instantaneous. (Contains 24 references.) (Author/LB)

Discusses that Serbo-Croation is a language with a dual system of relative clause formation and describes elicited production and comprehension experiments conducted with preschool children. Results are discussed in the context of the cross-linguistic typology of relative clauses and previous studies of the acquisition of relative clauses. (27…