i have learned parts of speech with an example, now i am going to explain in shortly.
Noun: name of person, place, things and etc, like usman, city name
Pronoun: to avoid noun and called he, she, it etc
adjective: discribe the noun or pronoun like tall, clever etc
verb: discribe the action of noun like play, going etc
adverb: discribe the verb like. he is playing slowly.
preposition : show a relationship of place ,time ,location or direction between words like in, on, at, to
conjuction: connect two sentence or word, like between, if etc
interjection: show emotion feel of pain like uff, ouch, ohh