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"The" is a definite article which is often translated as "el", and "Susan" is a proper noun which is often translated as "Susana". Learn more about the difference between "the" and "Susan" below.
the(
thuh
)A definite article is a word that identifies a noun as specific or known to the speaker (e.g., the girl).
1. (general)
c. los (plural, masculine)
I like all the dresses in the store.Me gustan todos los vestidos de la tienda.