lub

In a sentence

• Czy chciałbyś herbatę lub kawę?

  Would you prefer tea or coffee?

  Here, 'lub' is used as a conjunction to provide a choice between two options.

• Przeczytaj książkę lub obejrzyj film.

  Read a book or watch a movie.

  In this sentence, 'lub' indicates an alternative action or activity to the first suggestion.

• Możemy pójść na spacery po parku lub nad rzekę.

  We can go for a walk in the park or by the river.

  'Lub' here connects two location options for the proposed activity of walking.