Quick answer
saber · sé, sabes, sabe, sabemos, sabéis, saben
to know (facts). Irregular — the forms below are worth learning as a block.
Conjugation
| Person | Present | Preterite | Imperfect | Future |
|---|---|---|---|---|
| yo | sé | supe | sabía | sabré |
| tú | sabes | supiste | sabías | sabrás |
| él / ella / usted | sabe | supo | sabía | sabrá |
| nosotros | sabemos | supimos | sabíamos | sabremos |
| vosotros | sabéis | supisteis | sabíais | sabréis |
| ellos / ustedes | saben | supieron | sabían | sabrán |
Orange marks a form you cannot guess from the rules.
| Non-finite | Form |
|---|---|
| gerund | sabiendo |
| past participle | sabido |
| imperative (tú) | sabe |
| subjunctive (yo) | sepa |
Which form to learn first
no sé. The most useful two words in any language you are learning.
Where you will actually use it
No sé.I do not know.
¿Sabes nadar?Can you swim? — literally "do you know how to".
Sabe bien.It tastes good. — saber is also to taste.
Que yo sepa…As far as I know…
Lo supe ayer.I found out yesterday.
Typical mistakes
Yo sabo
Yo sé
One of the shortest irregular forms in Spanish.
Sé mi hermana
Conozco a mi hermana
People are conocer, facts are saber.
Check yourself
No ___ dónde está.