What are some easy ways to know ar, er, and ir verb endings in spanish?

If an atom has no charge, what can we say about the subatomic particles in the atom? a) there will be the same number of protons and neutrons, but a different number of electrons. b) there will be the same number of electrons and neutrons, but a different number of protons. c) there will be the same number of protons and electrons.

He ran. thinking back now, he wasn't sure why he ran. maybe he was in a hurry to bring the shoes to his father, or maybe he was trying to run away from his miserable and humiliating day at school. —holes, louis sachar which text detail shows a flashback is happening?

Bill excelled in two kinds of performance art, ballroom dancing and the tango. what kind of phrase are the bolded words?