Stanford, CA: University of California … Based on people’s grammar scores and information about their learning of English, the researchers developed models that predicted how long it takes to become fluent in a language and the … Languages vary in grammatical complexity (viewed from an English … It used a statistical model to estimate the time it would likely take English learners in seven districts to reach a grade-specific proficiency level on Washington's English … The question of how long it takes ELLs to develop English proficiency is on the minds of most educators because proficiency is "linked to academic success in other content areas," the … This study examines English learners who entered kindergarten between 2005-06 and 2011-12 in seven cohorts. This document discusses research findings related to the question of how long language minority students need special services such as English-as-a-Second-Language (ESL) courses or bilingual education before they develop oral and academic English … A major determinant of the answer to the question “How long does it take to learn a language” is, then, how close that language is to English (and any other language that you already know well). How long does it take English language learners to develop oral proficiency and academic proficiency in English? Hakuta, K., Butler, Y.G., and Witt, D. (2000, January).