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

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.

acculturation

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

ethnic dialect

The relationship between the embedded clause and its matrix clause is one of a part to the whole.

Duality

The pair of words “l(fā)end”and “borrow”are（）.

All words may be said to contain a root morpheme.

The compound word "bookstore" is the place where books are sold. This indicates that the meaning of a compound is the sum total of the meanings of its components.