The early development of vocalic and consonantal production in Mandarin-learning infants was studied at the transition from babbling to producing first words. Spontaneous vocalizations were recorded for 24 infants grouped by age: G1 (0 ; 7 to 1 ; 0) and G2 (1 ; 1 to 1 ; 6). Additionally, the infant-directed speech of 24 caregivers was recorded…

Analysis of Sesotho-speaking children's spontaneous language showed that the acquisition of passives was closely linked to the fact that Sesotho subjects must be discourse topics. It is suggested that a detailed analysis of how passive constructions interact with other components of a given linguistic system is critical for developing coherent and…

Longitudinal observation of one- to three-year-olds' (N=2) acquisition of complement phrasal construction in Korean found that, in spite of typological differences between English and Korean, both syntactic and semantic characteristics were shared by children acquiring complement structure in the two languages. (Author/CB)

Compares the prosodic modifications in mothers' and fathers' speech to preverbal infants in American and British English, French, German, Japanese, and Italian. Speech samples were instrumentally analyzed to measure mean fundamental frequency, variability, utterance, duration, and pause duration. (67 references) (Author/CB)

Phonetic and phonological analysis of spontaneous speech of six 2-year-old monolingual Puerto Rican Spanish-learning children revealed several sound usage patterns similar to those found in English and other language-learning children, supporting the claim that certain universal patterns exist in phonological development. (Author/CB)

Analysis of negative utterances from English-, French-, and Korean-speaking one- through three-year-olds identified nine distinct semantic/pragmatic categories with a similar developmental order in all three languages. Different patterns were found in the form-function relationship for the different categories. (Author/CB)

Investigates the functional projections in second-language (L2) acquisition by examining the emergence of functional categories in the L2 acquisition of French by children. Data include the productive use of determiners, inflection, case marking, subject clitics, wh-questions, and correct negative placement. (57 references) (Author/CK)

Attention to the language practices of school-age children and teenagers is essential for a complete understanding of how language use can vary in the social construction of everyday activity across the life span. This book examines a wide variety of language practices using data from naturally occurring recorded talk and careful observation of…