| A | B |
| I knew how to swim. | Sabía nadar. |
| I knew Mr. V. | Conocía al Sr. V. |
| They wanted to go. | Querían ir. |
| I found out the truth. | Supe la verdad. |
| He wanted to go. | Quería ir. |
| I met Rogelio. | Conocí al Rogelio. |
| They attempted to go. | Quisieron ir. |
| They refused to go. | No quisieron ir. |
| We managed to go. | Pudimos ir. |
| We could speak Spanish. | Podíamos hablar español. |
| I practiced an hour. | Practiqué una hora. |
| I used to practice. | Practicaba. |
| I paid yesterday. | Pagué ayer. |
| I was paying. | Pagaba. |
| He was sleeping. | Dormía. |
| We used to go. | íbamos |
| We went at 3PM. | fuimos a las tres. |
| I was able to do it (and did) | Pude hacerlo. |
| I could do it (but didn't) | Podía hacerlo. |
| We have watched Episode 6. | Hemos mirado el episodio 6. |
| We had watched Episode 5 | Habíamos mirado el episodio 5 |
| He had made a cake | Había hecho una torta |
| We have talked | Hemos hablado |
| Santana followed Jamie. | Santana siguió a Jamie. |
| Suddenly, he put on his jacket | De repente, se puso la chaqueta |
| I had a friend | Tenía una amiga |
| I had/gave a party | Tuve una fiesta |
| Then, I had a thought that | Entonces, pensé que |
| I used to think | Pensaba |
| He was nice | Era simpático |
| He was tall | Era alto |
| He was in Quincy | Estaba en Quincy |
| Era de Quincy | He was from Quincy |
| He ate the whole pizza. | Comió toda la pizza. |
| He was wearing black | Llevaba negro |
| First, he left | Primero, salió |
| He was leaving | Salía |
| We came once | Vinimos una vez |
| Siempre veníamos | We always came |
| They went | Fueron |
| They used to go | Iban |
| He said it | Lo dijo |
| He was saying it | Lo decía |
| I have said it | Lo he dicho |
| I had said it | Lo había dicho |
| I wrote him | Le escribí |
| I used to write him | Le escribía |
| I have written him | le he escrito |
| I had written him | le había escrito |
| The weather was nice | Hacía buen tiempo |
| He was 17 | Tenía 17 años |
| He did it on Monday | Lo hizo el lunes |
| He did it on Mondays | Lo hacía los lunes |
| They had a good time | Se divirtieron |
| They were having a good time | Se divertían |
| I have returned | He vuelto |
| I have spoken | He hablado |
| you (s.inf) have watched | has mirado |
| he has listened | ha escuchado |
| He had listened | Había escuchado |
| They had already eaten | Ya habían comido |
| They had fallen asleep | Se habían dormido |
| They were falling asleep | Se dormían |
| They fell asleep | Se durmieron |
| They brought | Trajeron |
| They used to bring | Traían |
| I used to get good grades | Sacaba buenas notas |
| I got a good grade yesterday | Saqué una buena nota ayer |
| He has told the truth | Ha dicho la verdad |
| He had told the truth | Había dicho la verdad |
| He had come early | Había venido temprano |
| Mr. M had a dog | Sr. M tenía un perro |
| Mr. M got another dog | Sr. M tuvo otro perro |
| He has come before | Ha venido antes |
| I have arrived early | He llegado temprano |
| I had arrived early | Había llegado temprano |
| I was always home. | Siempre estaba en casa. |
| I was home for an hour. | Estuve en casa una hora. |
| It dawned on me | Pensé |
| There was an accident | Hubo un accidente |
| There were 30 cars | Había 30 carros |