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QUICK ANSWER
"What" is a form of "what", a pronoun which is often translated as "qué". "What happens" is a phrase which is often translated as "qué pasa". Learn more about the difference between "what happens" and "what" below.
what happens(
wuht
hah
-
pihnz
)A phrase is a group of words commonly used together (e.g., once upon a time).
a. qué pasa
What happens if I forget my key? - There is an extra key under the mat.¿Qué pasa si se me olvida mi llave? - Hay una extra debajo del tapete.
b. qué ocurre
What happens to all of the cookies that customers don't buy?¿Qué ocurre con todas las galletas que los clientes no compran?
a. lo que pasa
This is what happens when people stop being polite.Esto es lo que pasa cuando la gente deja de ser cortés.
b. lo que ocurre
This is what happens when you eat poorly. You get sick.Esto es lo que ocurre cuando comes mal. Te enfermas.
c. lo que sucede
I don't know what happens at that nightclub, and I don't want to know.No sé lo que sucede en ese club nocturno, y no quiero saberlo.
what(
wuht
)A pronoun is a word that stands in for a noun (e.g., she).
An adjective is a word that describes a noun (e.g., the big dog).
An interjection is a short utterance that expresses emotion, hesitation, or protest (e.g., Wow!).
