They have asked us to dinner.
Nos han convidado (invitado) a comer con ellos.
(d) To ask questions is rendered hacer preguntas.
And finally he asked himself the same question, wondering that it had not occurred to him before.
Y por fin se hizo la misma pregunta, extrañando que no se le hubiera ocurrido antes la idea.—BLASCO IBÁÑEZ.
4. English for as a preposition is rendered by para or por. It is omitted before a non-emphatic personal pronoun object and after many verbs.
He bought it for me yesterday.
Me lo compró ayer.
He bought it for me (for my sake).
Lo compró por mí.