Language is a system of a（）vocal symbols used for human communication.

In the study of linguistics, hypotheses formed should be based on language facts and checked against the observed facts.

Human capacity for language has a g（）basis, but the details of language have to be taught and learned.

General linguistics is generally the study of language as a whole.

Phonology

The discipline that studies the rules governing the formation of words into permissible sentences in languages is called s（）

A scientific study of language is based on what the linguist thinks.

Linguistics is generally defined as the s（）study of language.

Syntax

Linguistics