El libro Four Corners 1 - Unidad 12 Lección B

feeling confident about something being correct or true

seguro

the night or evening of the current day

esta noche

feeling ashamed or sad about something that one has or has not done

arrepentido

to know something's meaning, particularly something that someone says

entender

something that causes difficulties and is hard to overcome

problema

an expression used when the answer to a request is positive

de acuerdo, bueno