Native Spanish early and late acquirers of English and Vietnamese early and child acquirers of English made grammaticality judgments of sentences in their second language. Native acquirers of English were not distinguishable from native English speakers, whereas native Spanish late acquirers had difficulty with all aspects of the grammar tested…

Examines the ability of young and older adults with mild to moderate mental retardation to produce complex sentences in naturalistic conversation. The complex sentences produced were coded into subcategories of complementation, relativization, or coordination and then analyzed. No significant differences were observed between the two age groups.…

Investigates the relative influences of medium and context variables by comparing seven- and eight-year-old children's spoken and written explanations in varying contexts: a story task, a question task, a sentence completion task, and a whole sentence production task. Findings reveal the significant influence of context as compared to medium on…