rzucisz

In a sentence

• Czy rzucisz mi piłkę?

  Will you throw the ball to me?

  Here 'rzucisz' is used to mean 'throw' something to someone.

• Czy kiedykolwiek rzucisz palenie?

  Will you ever quit smoking?

  In this sentence, 'rzucisz' is applied to the action of quitting or stopping a habit.

• Mam nadzieję, że nigdy mnie nie rzucisz.

  I hope you will never leave me.

  This usage of 'rzucisz' refers metaphorically to the act of leaving or abandoning someone.