Conjugation › Czech › Znát
Czech · Verb Tables · Intermediate
znát means "to know" in Czech. Present (imperfective): já znám, ty znáš, on / ona / ono zná, my známe, vy znáte, oni znají. Below: all 8 tenses we teach, with examples.
Imperfective verbs in the present describe what is happening now, what happens regularly, or general facts. Perfective verbs have NO real present: their present-tense forms mean the future (see below). The same forms also serve for 'I am doing' (Czech has no separate continuous tense).
| já | znám |
| ty | znáš |
| on / ona / ono | zná |
| my | známe |
| vy | znáte |
| oni | znají |
Formed with the l-participle of the imperfective verb (dělal, mluvil, kupoval, psal) plus jsem / jsi / jsme / jste in the 1st and 2nd person (no auxiliary in the 3rd). The participle agrees in gender and number: masculine / feminine / neuter, plural masculine animate -li and other -ly. Use it for actions in progress, repeated or habitual actions and for the fact that something took place. It covers both English 'I was doing' and 'I used to do'.
| já | znal / znala jsem |
| ty | znal / znala jsi |
| on / ona / ono | znal / znala / znalo |
| my | znali / znaly jsme |
| vy | znali / znaly jste |
| oni | znali / znaly |
Same formation as the imperfective past, but with the perfective partner (udělat, promluvit, koupit, napsat). It presents the action as one completed whole with a result: 'I did it / I have done it'. Czech has no separate present perfect or pluperfect in everyday use, so this form translates both 'I wrote' and 'I have written'. Spoken Czech often drops jsem and jsi.
| já | poznal / poznala jsem |
| ty | poznal / poznala jsi |
| on / ona / ono | poznal / poznala / poznalo |
| my | poznali / poznaly jsme |
| vy | poznali / poznaly jste |
| oni | poznali / poznaly |
For imperfective verbs: the future of být (budu, budeš, bude, budeme, budete, budou) plus the infinitive. Use it for ongoing, repeated or unbounded future actions: 'I will be writing / I will write regularly'.
| já | budu znát |
| ty | budeš znát |
| on / ona / ono | bude znát |
| my | budeme znát |
| vy | budete znát |
| oni | budou znát |
For perfective verbs the future is made with the normal present-tense endings on the perfective verb (napíšu, koupím, udělám). Never use budu with a perfective infinitive. Use it for single completed actions in the future: 'I will write it / I will buy it'.
| já | poznám |
| ty | poznáš |
| on / ona / ono | pozná |
| my | poznáme |
| vy | poznáte |
| oni | poznají |
The l-participle plus bych / bys / by / bychom / byste / by. It expresses polite requests, wishes and unreal or unlikely situations in the present or future ('I would write'). Spoken Czech often contracts it (psal bych, psal bys).
| já | znal / znala bych |
| ty | znal / znala bys |
| on / ona / ono | znal / znala / znalo by |
| my | znali / znaly bychom |
| vy | znali / znaly byste |
| oni | znali / znaly by |
byl / byla bych (bys, by …) plus the l-participle: 'I would have written'. Used for situations that did not happen in the past, mainly in the main clause of a 'if I had …' sentence (kdybych byl psal / napsal …).
| já | byl / byla bych znal / znala |
| ty | byl / byla bys znal / znala |
| on / ona / ono | byl / byla / bylo by znal / znala / znalo |
| my | byli / byly bychom znali / znaly |
| vy | byli / byly byste znali / znaly |
| oni | byli / byly by znali / znaly |
The conjunction aby (abych, abys, aby, abychom, abyste, aby) is followed by the l-participle. Use it after chtít, potřebovat, přát si, říct, doporučit and for purpose ('in order to') when the subject changes. If the subject is the same, use aby only for purpose with 'abych' (Jdu domů, abych odpočíval) or simply the infinitive after chtít (Chci psát). Both imperfective and perfective participles occur; shown with the imperfective.
| já | abych znal / znala |
| ty | abys znal / znala |
| on / ona / ono | aby znal / znala / znalo |
| my | abychom znali / znaly |
| vy | abyste znali / znaly |
| oni | aby znali / znaly |
| Znám ho z práce. | I know him from work. |
| Poznal jsem tu ženu na nádraží. | I recognised that woman at the station. |
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