Subjunctive antes de y sin que

Question

When you have two subjects and the phrases antes de and sin que when do you use subjunctive and when do you use indicative, examples please!

Answer 1

When the subject of the first verb is the same person who performs the action of the second verb, the second verb is in the infinitive form after the preposition de.

antes de

Quiero estudiar antes de salir. I want to study before I go out.

Voy a llamarte antes de hablar con ella. I'm going to call you before I talk to her.

When the subject of the first verb is a different person from the subject of the second verb, a subjuctive form is used after antes que.

antes que

Quiero estudiar antes que regresen a casa los niños. I want to study before the children get home.

Voy a llamarte antes que salga mi esposo. I am going to call you before my husband leaves.

sin - same subject

Quiero practicar sin molestar a nadie. I want to practice without bothering anyone.

sin que - different subjects

Quiero practicar sin que nadie me escuche. I want to practice without anyone listening to me.