So, we have to know very important factors to learn english.
We have the nouns (people, animals, objects)
Adjetives: to describe the nouns (red, small, smart, expensive)
Pronouns: we use he, she, it, they, we or I to make refer to a noun.
Verbs: used to describe an action (run, talk, drink, eat).
Adverbs: they are used to modify verbs, adjetives, or the sentence.