Question

Jak napisać po angielsku:
....Impreza zacznie się o 5 i będzie trwała do 20.

Answer 1

The party will start at 5 pm and finish at 8 pm and end at 8 pm.
Chyba coś takiego :D

Answer 2

The party will start at 5 pm and finish at 8 pm.
........................................and carry on until 8 pm.
........................................ and end at 8 pm.