Fill in the blank with the personal A

Translate the sentence below into english.    pienso que nunca lo sabré. a. she doesn't believe he will ever find out. b. i believe that i'd never find out. c. she thinks that i'll never find out. d. i think that i'll never find out.

Numbers that us talk about the order of things

Prefer it or imperfect: una noche yo (mirar) a in fantasma en casa de mis abuelos