As modern linguistics aims to describe and analyze the language people actually use, and not to lay down rules for "correct" linguistic behavior,it is said to be （）.

locutionary act

The sentence structure is （）.

acculturation

The fact that different languages have different words for the same object is good proof that human language is （）.

What are the major distinctions between langue and parole?

A general difference between phonetics and phonology is that phonetics is focused on the production of speech sounds while phonology is more concerned with how speech sounds distinguish meaning.

protolanguage

registers

All words may be said to contain a root morpheme.