vs
QUICK ANSWER
"La semana pasada" is a phrase which is often translated as "last week", and "yo" is a pronoun which is often translated as "I". Learn more about the difference between "la semana pasada" and "yo" below.
la semana pasada(
lah
seh
-
mah
-
nah
pah
-
sah
-
dah
)yo(
yoh
)A pronoun is a word that stands in for a noun (e.g., she).
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
3. (psychology)