B1 Spanish grammar

Spanish Time Clauses with Antes de Que, Hasta Que, and En Cuanto

Time conjunctions choose mood from viewpoint: completed and habitual events use indicative, while pending future endpoints commonly use present subjunctive.

Spanish time clauses subjunctive: Use antes de que and después de que

Use a conjugated clause after de que; antes de que normally selects subjunctive, while después de que follows the factual or pending viewpoint.

Saldré antes de que empiece la lluvia.
I will leave before the rain starts.The later event is pending and introduced by antes de que.

Quick check

Finish before they arrive.

Choose mood after hasta que

Use indicative for a completed endpoint and subjunctive for an endpoint that has not happened yet.

Esperaré hasta que vuelvas.
I will wait until you return.The return is pending.

Use en cuanto and tan pronto como

Use present subjunctive for an event that will trigger a future action; use indicative for habitual or completed relationships.

En cuanto sepa algo, te aviso.
As soon as I know something, I will let you know.Knowing is still pending despite the present form in the main clause.

Common mistakes

Saldré antes de que empezará.

Saldré antes de que empiece.

Use present subjunctive, not future, in the pending clause.

Esperaré hasta que volverás.

Esperaré hasta que vuelvas.

The pending time clause requires present subjunctive.

En cuanto sabré algo, te aviso.

En cuanto sepa algo, te aviso.

Future time clauses use present subjunctive.

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Future time clauses FAQ

What does future time clauses cover?

Time conjunctions choose mood from viewpoint: completed and habitual events use indicative, while pending future endpoints commonly use present subjunctive.

What is the first rule to remember?

Use a conjugated clause after de que; antes de que normally selects subjunctive, while después de que follows the factual or pending viewpoint.

What is another important B1 pattern?

Use indicative for a completed endpoint and subjunctive for an endpoint that has not happened yet.

How can I practise Spanish time clauses subjunctive?

Complete the focused round, review each correction, and repeat the lesson when its skills become due again.

Continue learning

Cuando and moodUse the indicative for habitual or completed events and the subjunctive for a pending future event.Para queUse para que plus the subjunctive when one subject acts so that another subject can achieve a purpose.Ojalá and quizáExpress wishes and degrees of uncertainty with independent subjunctive clauses.Complete B1 Spanish grammar courseSee every B1 unit and continue through the course in order.Spanish tense guidesCompare the major tense systems used throughout this course.