wykazali

In a sentence

• Naukowcy wykazali, że regularne ćwiczenia poprawiają zdrowie.

  Scientists have shown that regular exercise improves health.

  Here, 'wykazali' is used to mean 'have shown,' commonly used in scientific or formal language to indicate proof or evidence.

• Uczniowie wykazali się dużą wiedzą podczas testu.

  The students demonstrated significant knowledge during the test.

  In this example, 'wykazali' means 'demonstrated' or 'showed,' often used to describe showing a skill or trait.

• Podczas wystąpienia wykazali zainteresowanie tematem.

  During the presentation, they showed interest in the topic.

  Here, 'wykazali' means 'showed,' used to signify expressing an emotion or reaction.