Semantics

Language is p（）in that it makes possible the construction and interpretation of new signals by its users. In other words, they can produce and understand an infinitely large number of sentences which they have never heard before.

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.

P （）refers to the realization of langue in actual use.

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

Phonology

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.

Morphology studies how words can be formed to produce meaningful sentences.

Phonetics

Pragmatics