IX. Complete the sentences with the a, an, the or zero article 1. Vietnam is a/an/ the multiethnic country with 54 ethnic groups. 2 The Viet (Kinh) people account for 87% of a / the / countrys population. 3 Ancestor worship is the / a / most important religious activity among the Bru-Van Kieu. 4. The La Ha grow the/ /a cotton but do not weave. 5. The Rong house of the Xo Dang is a / an / the big stilt house with a high roof which looks like a/an/ the axe. 6. The young Co Ho women play an / a / the active role in marriage. 7. The Ba Na are one of the / a / an oldest ethnic minority groups living in a / / the Central Highlands. 8. The Kinh or Viet is a/an/the largest group, accounting for 86 percent or a/ an/ the/ population of Vietnam. 9. Mua sap is a/ an/ the folk dance of a/an/the Muong. 10. The Raglai have a/an/the musical instrument made of bamboo called a/ an/the chapi. mọi người làm rồi giải thích nữa nhé.mk sẽ vote 5 sao nha.