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

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

Syntax

Modern linguistics is mostly prescriptive, but sometimes descriptive.

General linguistics, which relates itself to the research of other areas, studies the basic concepts, theories, descriptions, models and methods applicable in any linguistic study.

Pragmatics is different from semantics in that pragmatics studies meaning not in isolation, but in context.

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

Syntax is different from morphology in that the former not only studies the morphemes, but also the combination of morphemes into words and words into sentences.

Findings in linguistic studies can often be applied to the settlement of some practical problems. The study of such applications is generally known as a（）linguistics.

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