The document discusses the use of past tense verbs in Spanish. It notes that past tense verbs are used for completed past actions and for actions that occurred with a specific time frame in the past. It then provides information on forming the past tense for regular verbs ending in -AR, -ER, -IR. It also discusses irregular past tense verb patterns and lists common irregular verbs like ser, ir, dar. The document serves as a guide to forming and using past tense verbs in Spanish.