It doesn't matter if they prefer to speak English at home. Imagine some scale where 50 is satisfactory and 100 is ideal, a kid who scores a 40 in English and a

It doesn't matter if they prefer to speak English at home. Imagine some scale where 50 is satisfactory and 100 is ideal, a kid who scores a 40 in English and a 30 in Spanish is probably better off than someone who scores a 50 in English with no other language. But we don't rigorously measure Spanish proficiency.