TY - CHAP AU - Stankova Laykova, Radoslava AU - Fernández Fuertes, Raquel PY - 2020 SN - 978-1-5275-4324-9 UR - http://uvadoc.uva.es/handle/10324/39952 AB - In the early stages of both monolingual and bilingual first language acquisition (2L1), children acquiring their first language (L1) often omit functional categories (Brown 1973). In this paper, we focus on the acquisition of a functional category,... LA - eng PB - Cambridge Scholars Publishing KW - Bilingual first language acquisition KW - Adquisición bilingüe de la primera lengua KW - Spanish (Language) - Copula verbs KW - Español (Lengua) - Verbos copulativos TI - The acquisition of “ser” and “estar” in 2L1 English-Spanish data ER -