Substitute these new art supplies for your old ones.
pronoun
interjection
adjective
verb
I think it's verb?
Sentences are not a part of speech. Only words are parts of speech.
http://www.enchantedlearning.com/grammar/partsofspeech/
pronoun
interjection
adjective
verb
I think it's verb?
http://www.enchantedlearning.com/grammar/partsofspeech/