Morphology

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

Syntax

The study of the ways in which morphemes can be combined to form words is called morphology.

D（）is one of the design features of human language which refers to the phenomenon that language consists of two levels: a lower level of meaningless individual sounds and a higher level of meaningful units.

A diachronic study of language is the description of language at some point in time.

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

Chomsky defines “competence” as the ideal user’s k（）of the rules of his language.

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

Modern linguistics is mostly prescriptive, but sometimes descriptive.