When you're talking about nonspecific things.
it's like (a) and (an) in english.
uno is for singular masculine.
una is for singular feminine.
unos is for plural masculine.
unas is for plural feminine.
1. Yo quiero poder viajar a España este verano.
I want to be able to travel to Spain this summer.
2. Ella hace sus jugadas con mucha precisión y poder.
She makes her moves with much precision and power.
3. No vas a poder hacer eso.
You’re not gonna be able to do that.
<span>Él es atletico is the correct answer I believe.</span>
Es a mediodia lo que es D