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Spanish grammar

A medida que, conforme; mientras + indicative or subjunctive

Describe things changing together with a medida que / conforme, and set conditions with mientras.

From the scene A medida que nos acercábamos (As we got closer)

In short

A medida que and conforme mean as, for things changing together. Mientras + indicative is while; + subjunctive, as long as.

Your turn

Which one goes with as the sun came up?

Options: conforme salía el sol · a medida que nos acercábamos · mientras el avión se movía

Show answer

as the sun came up → conforme salía el sol

How it works

A medida que and conforme mean "as" when two things change together (the closer we got, the more turbulence).

Good to know

Mientras + indicative means "while" (two facts at the same time); mientras + subjunctive means "as long as" (a condition).

the closer we got a medida que nos acercábamos

Nuria

A medida que nos acercábamos, había más turbulencias.

The closer we got, the more turbulence there was.

Your turn

What fills the gap?

(blank), había más turbulencias.

Options: Conforme salía el sol · Mientras el avión se movía · A medida que nos acercábamos

Show answer

Nuria

A medida que nos acercábamos, había más turbulencias.

The closer we got, the more turbulence there was.

as the sun came up conforme salía el sol

Your turn

What goes with conforme salía el sol?

Options: while the plane was shaking (fact) · as the sun came up · the closer we got

Show answer

conforme salía el sol → as the sun came up

while the plane was shaking (fact) mientras el avión se movía

Elena

Y mientras el avión se movía, tú dormías como un bebé.

And while the plane was shaking, you were sleeping like a baby.

Your turn

What fills the gap?

Y (blank), tú dormías como un bebé.

Options: a medida que nos acercábamos · conforme salía el sol · mientras el avión se movía

Show answer

Elena

Y mientras el avión se movía, tú dormías como un bebé.

And while the plane was shaking, you were sleeping like a baby.

as long as the pilot doesn't scream mientras el piloto no grite

Javi

Mientras el piloto no grite, yo duermo tranquilo.

As long as the pilot doesn't scream, I sleep soundly.

Your turn

What fills the gap?

(blank), yo duermo tranquilo.

Options: Mientras el piloto no grite · A medida que nos acercábamos · Conforme salía el sol

Show answer

Javi

Mientras el piloto no grite, yo duermo tranquilo.

As long as the pilot doesn't scream, I sleep soundly.

as long as there's a coffee mientras haya un café

Elena

¿Nada? Mientras haya un café, yo no pido más.

Nothing? As long as there is coffee, I ask for nothing more.

Your turn

What fills the gap?

¿Nada? (blank), yo no pido más.

Options: Mientras haya un café · A medida que nos acercábamos · Conforme salía el sol

Show answer

Elena

¿Nada? Mientras haya un café, yo no pido más.

Nothing? As long as there is coffee, I ask for nothing more.

Common mistake

Not mueva or moverá here. While (a fact).

Y mientras el avión se movía, tú dormías como un bebé.

And while the plane was shaking, you were sleeping like a baby.

Practise it in the story

Meet this rule inside a short animated scene. Answer as it plays, then say the lines yourself.

Practise free in the app
See all forms
A medida que, conforme; mientras + indicative or subjunctive
the closer we gota medida que nos acercábamos
as the sun came upconforme salía el sol
while the plane was shaking (fact)mientras el avión se movía
as long as the pilot doesn't screammientras el piloto no grite
as long as there's a coffeemientras haya un café
More lines from the story
  • JaviEs normal. Medellín está entre montañas. Conforme bajas, el avión se mueve.It's normal. Medellín is between mountains. As you come down, the plane shakes.
  • JaviTranquila. Mientras no digas que la empanada gallega es mejor que la arepa...Relax. As long as you don't say that Galician empanada is better than arepa...

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