The document provides information on the differences between the preterite and imperfect tenses in Spanish. It lists regular and irregular conjugations of verbs in the preterite and imperfect, and provides examples of when each tense is used. The preterite is used to indicate specific, completed actions, while the imperfect denotes ongoing, habitual, or descriptive actions. It also notes how the meaning of some verbs changes depending on whether the preterite or imperfect is used.

1. Past Tense Preterite Imperfect Preterite vs Imperfect