When we say that language acquisition is primarily the acquisiti

When we say that language acquisition is primarily the acquisition of the grammatical system of language, we mean what is acquired by young children are some ______ that are fundamental to the grammaticality of speech.
A、linguistic categories
B、general principles
C、linguistic functions
D、specific rules
【正确答案】：B
【题目解析】：语言习得主要是对语言语法系统的习得，我们并不是说必须习得语言语法系统所允许的每一条特定规则。幼儿实际掌握的是一些对言语语法性至关重要的一般原则。