There are eight parts of speech: noun, pronoun, adjective, verb, adverb, conjuction, preposition, and interjection.
Example:
"yaah The baby walks very quickly, because he is late for class."
The = Article
Baby = Noun
walks = Verb
Very quickly = Adverb
Because = Conjuction
He = Pronoun
Is = Verb (to+be)
Late = Adjective
for class = Perposition+noun
yaah=interjecrion