alguien debe

someone must

→ alguien
phrase Uncommon #15,753
someone must Here, debe expresses a strong assumption or likelihood. In other contexts, it can mean “someone should.”
SP: Alguien debe tener la llave.
EN: Someone must have the key.

Alguien debe ir a comprar esperma y yo no lo haré.

Someone has to go buy sperm and I'm not going to do it.

— ¿Está funcionando esto? (2025)

Alguien debe hacer algo.

Someone must do something.

Alguien debe lidiar con los de la Oscuridad.

Someone must deal with those of the Darkness.

— Guardianes Del Día (2006)

Alguien debe hacer que sientan su propia guerra.

Someone has to make them feel their own war.

Con este tipo de familia por lo menos alguien debe mantener la calma.

With this type of family, at least someone has to keep calm.

— पीकू (2015)

Saben que el mundo se va al carajo y que alguien debe hacer algo al respecto.

They know the world is going to hell and that someone has to do something about it.

— Buena suerte, diviértete, no mueras (2026)

Alguien debe haber visto algo.

Someone must have seen something.

Alguien debe salvarlo o se ahogará.

Someone must save him, or he will drown.

Alguien debe de haberse dejado la puerta abierta.

Someone must have left the door open.

Alguien debe quedarse aquí por si está de camino.

Someone has to stay here in case he's on his way.

— Psicosis (1960)

Si alguien debe tomar el tema del racismo somos nosotros.

If anyone should take up the issue of racism, it is us.

— Ha vuelto (2015)

Alguien debe haberte ayudado.

Someone must have helped you.

— El viaje de Chihiro (2001)

Alguien debe haber dejado la ventana abierta.

Someone must have left the window open.