Mochila is a backpack.
Things like:
un escritorio - a desk
una ventana - a window
una silla - a chair
la escuela - the school
la pizarra - the chalkboard
Hope this helps.<3
Have a great day!!
No
It’s is actually writen “tu saliste anoche con tus amigos”
Mis hermanos y yo despertamos a las cinco y media para ir a la escuela.
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.