Examined the spontaneous speech of four children and their parents for use of determiners with NP-type nouns and count nouns. Found that the parents made a clear distinction between the two kinds of nouns, omitting determiners with the NP-type nouns but not with the count nouns. The children all made the same distinction by four years of age. (HTH)

Reports four experiments examining subject-verb agreement errors in Spanish and English. Discusses cross-linguistic differences within the framework of the computational model of grammatical encoding proposed by Kempen and Hoenkamp. Suggests that languages differ in the extent to which the selection of the verb is controlled by features on the…