Fill in the right article a,an,the 1board games are popular all over world 2 mah jong is example very old one 3 i had uncle who had old set from singapore 4 he kept set in beautifull box living room 5 he used to box and tell me about pieces

1Board games are popular all over the world
2 Mah Jong is an example of very old one 
3 I had uncle who had an old set from Singapore 
4 He kept set in a beautifull box in the living room
5 He used to open box and tell me about the pieces