| A | B |
| Preterit is used to tell...(2) | Tells what happened/did happen ONCE |
| Imperfect is used to tell... (3) | Tell what used to happen, was happening, happened (all the time) |
| COMPRARON | they/you guys bought, did buy |
| COMPRABAN | they used to buy, were buying, bought (all the time) |
| DIJO | he/she/it/you sir said, did say |
| DECÍA | he/she/it/you sir/I used to say, was saying, said (all the time) |
| FUISTE | you went/did go.... you once were |
| IBAS | you used to go, were going, went (all the time) |
| ERAS | you used to be, were being, were (all the time) |
| VI | I saw, did see |
| VEÍA | he/she/it/you sir/I used to see, was seeing, saw (all the time) |
| HABLÉ | I spoke/did speak |
| HABLÁBAMOS | We used to speak, were speaking, spoke (all the time) |
| PAGASTE | you paid/did pay |
| PAGABAS | you used to pay, were paying, paid (all the time) |
| COMIÓ | he/she/it/you sir ate/did eat |
| ESCRIBÍ | I wrote/did write |
| ESCRIBÍAS | You used to write, were writing, wrote (all the time) |
| COMIMOS | we ate/did eat |
| COMÍAMOS | we used to eat, were eating, ate (all the time) |
| TRABAJARON | they/you guys worked, did work |
| TRABAJABAN | they/you guys used to work, were working, worked (all the time) |
| CANTÓ | he/she/it/you sir sang, did sing |
| NADASTE | you swam, did swim |
| VIVIERON | they lived/did live |
| IBAS A ESTUDIAR, PERO NO PUDISTE | You were going to study, but didn't manage to. |
| ÍBAMOS A SALIR, PERO ESTÁBAMOS CANSADOS | We were going to leave, but we were tired |
| IBAN A COMPRARLO, PERO NO LES DIO UN DESCUENTO | They were going to buy it, but he didn't give them a discount |
| YO IBA A LLAMARTE, PERO TUVE QUE ESTUDIAR | I was going to call you, but I had to study. |
| MI MAMÁ IBA A MIRAR EL PARTIDO, PERO LLEGÓ TARDE. | My mother was going to watch the game, but she arrived late. |
| MI HERMANO ES MÁS ALTO QUE MI PADRE | My brother is taller than my father |
| MI HERMANO ES TAN ALTO COMO MI HERMANA | My brother is as tall as my sister |
| MI HERMANO ES EL ESTUDIANTE MÁS ALTO DE SU CLASE | My brother is the tallest student in (of) his class. |
| JUANA HABLA MÁS FRECUENTEMENTE QUE LOLA | Juana speaks more frequently than Lola. |
| GASTO MENOS QUE MIS AMIGAS | I spend less than my girlfriends. |
| ELLA ES LA MEJOR PROFESORA DE LA ESCUELA | She is the best teacher in (of) the school. |
| ELLA ES LA PEOR PROFESORA DE LA ESCUELA | She is the worst teacher in (of) the school. |
| JUAN ES EL MAYOR DE SUS HERMANOS | Juan is the oldest of his brothers and sisters |
| JUANA ES LA MENOR DE SU FAMILIA | Juana is the youngest in (of) her family. |
| JULIO ES MI MEJOR AMIGO | Julio is my best friend |
| SUSANA ES MI MEJOR AMIGA | Susana is my best friend |
| JULIO Y SUSANA SON MIS MEJORES AMIGOS | Julio and Susana are my best friends. |
| YO SÉ DIBUJAR TAN BIEN COMO TÚ | I know how to draw as well as you. |
| TÚ SABES DIBUJAR TAN BIEN COMO YO | You know how to draw as well as I do. |
| ELLA ES LINDÍSIMA | She is REALLY pretty. |
| ÉL ES GUAPÍSIMO | He is REALLY goodlooking |
| ESTOS PANTALONES SON CARÍSIMOS | These pants are REALLY expensive |
| ESTAS PELÍCULAS SON BUENÍSIMAS | These movies/films are REALLY good. |
| ESTOS LIBROS SON INTERESANTÍSIMOS | These books are REALLY interesting. |
| SU FAMILIA ES RIQUÍSIMA | His/her/their/your family is REALLY rich. |