What the element ‘-es’ indicates is third person singular, present tense, the element ‘-ed’ past tense, and ‘-ing’ progressive aspect. Since they are the smallest unit of language and meaningful, they are also（）.

Why do we say tree diagrams are more advantageous and informative than linear structure in analyzing the constituent relationship among linguistic elements Support your statement with examples?

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

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.

A sentence is a （） concept, and the meaning of a sentence is often studied in isolation.

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

The pair of words “lend”and “borrow”are（）.

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 （）.

“It is raining hard” is a one-place predication sentence.

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