| A | B |
| -É, -ASTE, -Ó, -AMOS, -ASTEIS, -ARON | The 6 endings for -AR preterit |
| -Í, ISTE, IÓ, -IMOS, -ISTEIS, -IERON | The 6 endings for -ER/-IR preterit |
| FUI, FUISTE, FUE, FUIMOS, FUISTEIS, FUERON | I went, you went, he went, we went, you guys(Spain) went, you guys/they went |
| FUI (2) | I went / I did go |
| FUISTE (2) | You went / you did go (said to my friend) |
| FUE (2) | He/she/it/you sir went / did go |
| FUIMOS (2) | We went / we did go |
| FUERON (2) | They or you guys went / did go |
| COMPRÉ (2) | I bought / I did buy |
| HABLASTE (2) | You spoke / You did speak (said to my friend) |
| NADÓ (2) | He/she/it/you sir swam / did swim |
| JUGAMOS AYER | We played / did play yesterday |
| ESCUCHARON (2) | They or you guys listened / did listen |
| COMÍ (2) | I ate / I did eat |
| VIVISTE (2) | You lived / you did live (said to a friend) |
| BEBIÓ (2) | He/she/it/you sir drank / did drink |
| VOLVIMOS (2) | We came back / we did come back |
| ESCRIBIERON (2) | They or you guys wrote / did write |
| ME DESPERTÉ (2) | I woke up / I did wake up |
| TE ACOSTASTE (2) | You went to bed / you did go to bed |
| JUGÓ (2) | He/she/it/you sir played / did play (games) |
| COMIMOS (2) | We ate / we did eat |
| SE SENTARON (2) | They or you guys sat down / did sit down |
| SE AFEITÓ (2) | He/she/it/you sir shaved / did shave |
| NOS VESTIMOS (2) | We got dressed / did get dressed |
| SE ENTRENARON (2) | They or you guys worked out / did work out (train) |
| ESCRIBÍ (2) | I wrote / I did write |
| APRENDISTE (2) | You learned / you did learn (to a friend) |
| SALIÓ (2) | He/she/it/you sir left / did leave (went out / did go out) |
| DEVOLVIERON (2) | They or you guys gave back / did give back |