"The" is the definite article, as opposed to "a" or "an" which is the indefinite article. When you speak of "the man", you refer to a specific man (definite). When you speak of "a man", that can refer to any man (indefinite).
regular speech
it depends what word it is it could be any part of speech depending on the sentence
The action in a sentence is the part of speech known as a verb.
The part of speech for "gliding" is a gerund, which functions as a noun in a sentence.
The part of speech of "correct" in this sentence is an adjective.
The part of speech that answers "what" or "whom" in a sentence is a pronoun. Pronouns are words like "he," "she," "it," "they," "who," and "what" that replace nouns in a sentence.
All subjects are part of speech for they are all nouns.
a sentence is a part of speech
Why is the beginning of a interrogative sentence.
Pronoun
you
Him is a pronoun.