Attempts to characterize the process of first language acquisition by children. Suggests that language learning involves the acquisition of both language knowledge and language behavior, hence of the internalized representations underlying linguistic competence and also the ability to deploy this knowledge in interpreting and speaking the language…

Data is presented in support of the assertion that the interlanguage hypothesis should be extended from adult second language acquisition settings to those non-simultaneous child language acquisition settings where the major sociolinguistic variable is the absence of peers who are native speakers of the target language. (Author/RM)

Data on Dutch-Turkish language-mixing behavior of Turkish children growing up in The Netherlands are presented and analyzed. While functional characteristics of the children's language-mixing were compatible with models from earlier research, structural analysis suggests no universality of surface structure constraint rules for sentence-internal…