The burgeoning field of third language (L3) acquisition has increasingly focused on intermediate stages of language development, aiming to establish the groundwork for comprehensive models of L3 learning that encompass the entire developmental sequence. This article underscores the importance of a robust epistemological foundation, advocating for…

Since "multicompetence" was proposed by Cook, there have been debates about the nature of distinction between monocompetence and multicompetence, the distinctiveness of languages in the mind and the homogeneity of language knowledge across speakers and contexts. The paper will address these issues from a linguistic perspective and make an attempt…