Read the following passage People of ethnic minorities in Phu Yen celebrate Hoi Mua Festival every March. It is held to thank the Rice God for the crop, and to pray for better crops in the future. Families also worship their ancestors and parents on this occasion. Villagers voluntarily contribute money and other things to celebrate the festival. In this festival monks are invited to preach. People play drums, sing songs and dance. They also drink rice wine through a long thin bamboo tube. There are some other activities such as cultural shows, buffalo races, and traditional games.The festive atmosphere is felt around all the villages. I. Answer the following questions (0,8pt) 17. Who in Phu Yen celebrate Hoi Mua Festival? ………………………………………………………… 18. When is it held? …………………………………………………………………… 19. What do villagers voluntarily contribute to celebrate the festival? ………………………………………………………………… 20. Where is the festive atmosphere felt? ………………………………………………………………