Chomsky claims that it is the linguist's task to characterize what speakers know about their language, i.e., their ________, not what they do with their language, i.e., their________.
competence; performance
本题考查语言能力和语言运用的含义与差别。乔姆斯基提出了语言能力和语言应用的根本区别：一名语言使用者对于语言规则系统的潜在认识称为他的语言能力，语言运用指在具体场景中语言的实际运用。