byłeś

In a sentence

• Byłeś wczoraj na spotkaniu.

  You were at the meeting yesterday.

  The word 'byłeś' here shows the past tense second-person singular masculine form of the verb 'to be,' indicating an action completed in the past where the subject is male.

• Czy byłeś kiedyś w Polsce?

  Have you ever been to Poland?

  In this sentence, 'byłeś' is used in the past tense to inquire if a male individual has experienced being in Poland at any point in the past.

• Myślałem, że byłeś zajęty.

  I thought you were busy.

  Here, 'byłeś' conveys the past state of being busy, referring to the male subject in the second person singular.