{"product_id":"9783110216165","title":"Functional Categories in Learner Language","description":"Research on spontaneous processes of language acquisition has shown that early learner systems are based on lexical structures. At some point in acquisition this lexical-semantic system is given up in favour of a target-like functional category system. This work deals with the driving forces behind the acquisition of the functional properties of inflection, word-order variation, definiteness and agreement.","brand":"De Gruyter Mouton","offers":[{"title":"Default Title","offer_id":47061863825648,"sku":"9783110216165","price":196.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9783110216165_p0.jpg?v=1763716422","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9783110216165","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}