It is challenging, but I always encourage my students to think that any conjugation will be easier after this ð. The Spanish PretÃ©rito indefinido is one of the 3+1 Spanish past tenses. In this way, we can also say that the action expressed using pretÃ©rito indefinidoÂ interrupts another action, which is expressed using imperfecto. Spanish phrases that trigger the past simple tense. If so, sign up for access to The Definitive Guide to Conversation Hacking in Spanish. Unlike the ‘past imperfect’ tense, the past simple tense is used for describing events that have a defined beginning and end. I do enjoy these mini lessons, and I thank you for them. Su significado depende del contexto de la oración. Real sentences showing how to use Indefinido correctly. Example: ¿Puedes hacer algo por mí? 2. In the first example where El Pretérito Imperfecto is used (abría) we can visualize a door in the process of being opened however in the second example where El Pretérito Indefinido is used, we can see a completely open door.