表紙左側に剥げがあります。中身の状態は綺麗です。Kathy Hirsh-Pasek 他2名Becoming a Word Learner: A Debate on Lexical Acquisition (Counterpoints: Cognition, Memory, and LanguageLanguage acquisition is a contentious field of research occupied by cognitive and developmental psychologist, linguists, philosophers, and biologists. Perhaps the key component to understanding how language is mastered is explaining word acquisition. At twelve months, an infant learns new words slowly and laboriously but at twenty months he or she acquires an average of ten new words per day. How can we explain this phenomenal change? A theory of word acquisition will not only deepen our understanding of the nature of language but will provide real insight into the workings of the developing mind. In the latest entry in Oxford's Counterpoints series, Roberta Golinkoff and Kathryn Hirsh-Pasek will present competing word acquisition theories that have emerged in the past decade. Each theory will be presented by the pioneering research