Usages of petak
Moji roditelji dolaze u petak navečer.
My parents are coming on Friday evening.
Posudit ću knjige danas i vratiti ih u petak.
I will borrow the books today and return them on Friday.
Rođendan je u petak.
The birthday is on Friday.
U petak idemo na trg, a poslije možda u muzej ili u kazalište.
On Friday we are going to the square, and afterwards maybe to the museum or to the theatre.
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