vs
QUICK ANSWER
"Es" is a form of "ser", a copular verb which is often translated as "to be". "Son ustedes" is a phrase which is often translated as "it's you". Learn more about the difference between "son ustedes" and "es" below.
son ustedes(
sohn
oos
-
tehd
-
ehs
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (informal) (second person plural) (Latin America)
A word or phrase used to refer to the second person informal “tú” by their conjugation or implied context (e.g., How are you?).
Regionalism used in Latin America: all the countries in South America, Central America, and the Caribbean. Does not include Spain.
2. (formal) (second person plural)
A word or phrase used to refer to the second person formal “usted” by their conjugation or implied context (e.g., usted).
a. it's you
"Ah, son ustedes. Pensé que era otra persona", nos dijo Ana luego de abrir la puerta."Ah, it's you. I thought it was somebody else," said Ana to us after opening the door.
ser(
sehr
)A copular verb links the subject of a clause to the predicate (e.g., My brother is tall).
An intransitive verb is one that does not require a direct object (e.g., The man sneezed.).
a. to be made of
El casillero antiguo de mi abuela es de roble.My grandma's antique dresser is made of oak.
a. to root for
Yo soy del mejor equipo del mundo: FC Barcelona.I root for the best team in the world: FC Barcelona.
An impersonal verb is a verb with no apparent subject (e.g., Llueve en España.).
a. to be
Son las siete de la mañana.It is seven in the morning.
Era de noche cuando llegaron.It was night when they arrived.
An auxiliary verb, or helper verb, is a conjugated verb that comes before a main verb and determines the main verb's tense, mood, or aspect (e.g., I have gone.).
a. to be
El edificio fue diseñado por un equipo de arquitectos.The building was built by a team of architects.
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).