Phonetics is different from phonology in that the latter studies the combinations of the sounds to convey meaning in communication.

Modern linguistics is different from traditional grammar.

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.

Modern linguistics regards the written language as primary, not the written language.

Phonetics

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

The study of meaning in language is known as semantics.

Pragmatics

Langue refers to the a（）linguistic system shared by all the members of a speech community while the parole is the concrete use of the conventions and application of the rules.

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