An experimental study investigating the interaction of linguistic complexity and performance in child language acquisition tests the hypothesis that children learning a first language acquire relatively complex sentences somewhat later than less complex sentences. In one of three tests, the subjects, 44 children aged 3.6 to 6 years, were presented…

Three studies comparing the respective roles of interlanguage universals and natural language transfer in determining learners' judgments of grammaticality used college students of French in their second, third, and fourth semesters as subjects. In the first experiment, the subjects were exposed to both grammatical and four types of ungrammatical…