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"Ellas" is a pronoun which is often translated as "they", and "el año pasado" is a phrase which is often translated as "last year". Learn more about the difference between "ellas" and "el año pasado" below.
ellas(
eh
-
yahs
)A pronoun is a word that stands in for a noun (e.g., she).
b. them (object; after preposition)
Me refería a ellas, las que están sentadas allá.I was referring to them, the ones sitting over there.
Díselo a ellas.Tell it to them.
el año pasado(
ehl
ah
-
nyoh
pah
-
sah
-
doh
)A phrase is a group of words commonly used together (e.g., once upon a time).
a. last year
El año pasado por estas fechas nos mudamos juntos.We moved in together this time last year.
