This document provides instructions and examples for conjugating regular and irregular verbs in the simple past tense in Spanish. For regular verbs, the endings "-ed" or "-d" are added depending on the verb. Irregular verbs do not follow a set pattern and must be memorized. The document includes exercises asking students to conjugate regular and irregular verbs in the simple past tense based on sentence prompts. It also provides examples of affirmative, negative and interrogative sentences using regular past tense verbs.