napisaliśmy

In a sentence

• Wczoraj napisaliśmy list do naszego przyjaciela.

  Yesterday we wrote a letter to our friend.

  The word 'napisaliśmy' is used here as the past tense of 'napisać' in the first person plural form to indicate the action of writing which was completed in the past by 'we'.

• Napisaliśmy artykuł, który został opublikowany w gazecie.

  We wrote an article which was published in the newspaper.

  In this sentence, 'napisaliśmy' describes the act of completing a written work collectively in the past, emphasizing the subject of 'we'.

• Czy napisaliśmy już raport z badań?

  Have we already written the research report?

  Here, 'napisaliśmy' is used in a question formed in past perfect tense to inquire whether the act of writing the report was completed by 'we'.