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

Give the description of the following sound segments in English.[k];[z];[w];[u:];[i]

Duality

inflectional morphemesn

acculturation

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 （）.

Of the three branches of phonetics, the longest established, and until recently the most highly developed, is（）phonetics.

The sentence structure is （）.

In modern linguistic studies, the written form of language is given more emphasis than the spoken form for a number of reasons.

The sentence “The baby smiled.” is a（）.