Use the correct form of the word given in each sentence: (1) 1. Buddhism is one of the most popular _______________ in Vietnam.(religious) 2. Vietnam has a ___________________climate with two main seasons.(tropic) 3. English is a ______________ subject at school.(compel) 4. Vietnam has 54 ethnic groups with a _________________ of 86 million people.(populate) 5. Hanoi is _________________ for its food and traditional paper lanterns. (fame) 6. Lan was really _______________ by the height of Landmark 81. (impress) 7. English is the _______________ language of Singapore. (office) 8. What is the ______________ of your country ? (populate) 9. Art and P.E are _______________subjects for children . (option) 10. Mộc Quế Anh comes from a __________________ region. (mountain )