a word that takes the place of a noun: I, me, mine, you, your, he, him, his, she, her, hers, it, its, we, us, our/ours, they, them, their/theirs
a kind of adjective which is always used with a noun and gives information about the noun, for example: a, an, that, and the.
word used to show the relationship of a noun or pronoun to some other word in the sentence. Examples: in, under, near, behind, to, from, over
word that expresses emotion and is not related grammatically to other words in the sentence. Examples: oh, wow, well