- INCORRECT: I have ate the food. He comido los alimentos. CORRECT: I have eaten the food.
- INCORRECT: We have sang. Hemos cantado. CORRECT: We have sung.
- CORRECT: They have played. Han jugado.
- INCORRECT: They buyed it. Lo compraron. CORRECT: They bought it.
- INCORRECT: I builded it. Lo construí. CORRECT: I built it.
- CORRECT: You dreamed. Soñaste. TAMBIÉN CORRECTO: You dreamt.
- INCORRECT: She has catched it. Ella lo ha capturado. CORRECT: She has caught it.