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

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

protolanguage

Duality

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

The word “photographically” is made up of 5 morphemes.

Only when a maxim under Cooperative Principle is blatantly violated and the hearer knows that it is being violated, do conversational implicatures arise.

locutionary act

According to the ways antonyms differ, how many groups can we classify antonyms into?

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