It means "when is the birthday of your best friend?" amigo is for a guy friend and amiga is for a gal friend.
the way u respond is "<span>El cumpleaños de mi mejor amigo (a) es <span>...."
and fill in the date.
</span></span>
If it has a correct gender specific noun. If its singular or plural. Irregular verbs. The fact there is two different verbs. Past tense or current. Verb of change. Spanish prepositions. Direct and indirect pronouns. The word gustar.
<span>Someone is the answer</span>
Convencer a la audiencia
convince the audience
so that they think the same as you
Francisco pays for the clothes in the store with pesos...He is in Mexico