Analyzes the nature of punctuation, its functions (syntactic, suprasegmental, and semantic), its role in written language, and punctuation as grapheme. (AM)

This article reports on a study to determine the role of intonation in language acquisition. Related studies are mentioned. Research methods for the study are outlined and two case studies are reviewed. Conclusions show that adult-child interaction influences not only the child's use of intonation but also his acquisition of syntax. (Text is in…