English

Must, can, is worth: cal, haver de, poder, val la pena

Cal + infinitive is the impersonal "one must": cal pagar abans de sortir — one must pay before leaving. Cal names no person; the next word does. For example: “Cal reservar taula el divendres” — The table must be booked on Friday. A rule from the Catalan course: worked out on examples, not memorized as a wording.

Updated September 1, 2026 · Lingofly

How it works

Cal + infinitive is the impersonal "one must": cal pagar abans de sortir — one must pay before leaving. Cal names no person; the next word does.

Haver de + infinitive is a duty with a person: He de trucar — I must call. Has de venir — you must come.

Poder + infinitive is "can": puc entrar? — may I come in?

Val la pena + infinitive is "it is worth it": Val la pena veure aquesta pel·lícula. Word for word, "it is worth the good price".

Table

Must, can, is worth: cal, haver de, poder, val la pena
frameexampleliterally
cal + infinitivecal pagarone must pay (no person)
haver de + infinitivehe de sortirI have to leave
poder + infinitivepuc entrarI can enter
val la pena + infinitiveval la pena veureit is worth seeing

By example

  • Cal reservar taula el divendres
    The table must be booked on Friday
  • He de trucar a la mare aquesta tarda
    I must call my mother tonight
  • Val la pena veure aquesta pel·lícula
    This film is worth watching

How the rule settles in your head

A rule is not memorized from an explanation. It is memorized from an attempt to use it and a mistake — that is why the app delivers it mixed in with words, not as a separate lesson: it resurfaces exactly where you forgot it.

Frequently asked

Must, can, is worth: how does it work in Catalan?

Cal + infinitive is the impersonal "one must": cal pagar abans de sortir — one must pay before leaving. Cal names no person; the next word does.

What does it look like in an example sentence Catalan?

“Cal reservar taula el divendres” — The table must be booked on Friday. A rule is easier to test on sentences like this than to memorize as a wording: what surfaces in conversation is the sentence.

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Test the rule on examplesPractice