This study explored the interaction between learning conditions, linguistic complexity, and first language (L1) syntactic transfer in semiartificial grammar learning by conceptually replicating and extending Tagarelli et al. (2016). We changed the L1 background, elicited production data during debriefing, and added a binary mixed-effects logistic…

The present study sought to investigate the effect of portfolio assessment on idiom competence of Iranian EFL learners. For the purpose of this study, 30 students from upper-intermediate level of English proficiency took part in this study. They were chosen through convenience sampling from a language institute in Rasht, Iran. They were randomly…

This study investigated patterns of acquisition of English and Japanese by a toddler, aged 16-23 months, living in Japan. The child's mother and father are British and Japanese, respectively. The focus of the study was on early grammatical morpheme and transformational rule acquisition as demonstrated in the child's utterances. The study is…

The Development of Bilingual Proficiency is a large-scale, five-year research project begun in 1981. The final report contains three volumes, each concentrating on specific issues investigated in the research: (1) the nature of language proficiency, including second language lexical proficiency and the development and growth of metaphor…