how long

cuánto dura, de qué duración

Se usa para preguntar la duración de un evento, una estancia o un período.

En inglés sencillo: Used to ask about the length of an event, stay, or period of time.

• How long is the film?
• How long was your holiday?
• Could you tell me how long the meeting will be?

Cómo se usa: how long is/are something? (How long is the lesson?); how long are you here for? (How long are you here for this time?)

Expresiones frecuentes: how long is something, how long a stay

cuánto mide, qué longitud

Se usa para preguntar la distancia entre los dos extremos de algo.

En inglés sencillo: Used to ask about the distance from one end of something to the other.

• How long is this rope?
• Do you know how long the tunnel is?
• How long were the pieces you cut?

Cómo se usa: how long is/are something? (How long is the bridge?)

Sinónimos: what length

Expresiones frecuentes: how long is something, how long a rope

cuánto tiempo

Se usa para preguntar cuánto dura una acción o situación, o desde cuándo continúa.

En inglés sencillo: Used to ask how much time an action or situation lasts.

• How long did you wait?
• How long have they lived here?
• Do you know how long the battery will last?

Cómo se usa: how long + auxiliary + subject + verb? (How long have you worked here?); how long does it take to do something? (How long does it take to walk home?)

Sinónimos: for how much time

Expresiones frecuentes: how long to wait, how long it takes