CHECK MY ANSWERS PLEASE? Thanks!

What is the affirmative ustedes command of buscar?

my answer: buscen


What is the affirmative tú command of ir?

my answer: ?? not sure


What is the negative tú command of poner?

my answer: no ponas


What is the affirmative usted command of hablar?

my answer: ?? not sure


THANK YOU SO MUCH AGAIN! I appreciate it greatly.