cho mình giải thích chi tiết V. Choose the best answer a, b, c or d to complete the sentence. 12. What colour is ________ symbol of good luck for the Hoa? a. a b. an c. - d. some 13. ________ in terraced fields is the main economic activity of ethnic people in Sapa. a. Fishing b. Rice cultivation c. Hunting d. Gathering 14. ________ ethnic Khmer live in ________ Mekong Delta of Vietnam. a. The / - b. The / a c. A / the d. The / the 15. The Vietnam Museum of Ethnology ________ by the architect Ha Duc Linh, a member of the Tay ethnic group. a. designed b. has designed c. was designed d. was designing 16. There’s a tradition of having parties _________ Christmas. a. on b.in c. at d. for 17. Generally, rice is served _________ fish, meat, soup and vegetable. a. to b.as c. in c. with 18. You _________ speak when the teacher is speaking. a. needn’t b. can’t c. don’t have to d. mustn’t 19. Christmas Eve is the day _________ people in some countries exchange their presents. a. that b. which c. when d. what 20. Japanese have developed the custom of eating meals sitting on tatami _______, not on chairs a. towels b. prongs c. trays d. mats VI. Choose the underlined word or phrase, A, B, C or D that needs correcting. 1. Most ethnic groups live in rural areas, growing rice and practicing slash-and-burn farm. A B C D 2. The Muong people are the ethnic minority who live in the mountainous regions of Vietnam. A B C D 3. We have recently visited some of the remote communities in the north highlands. A B C D 4. She is boring with the silent surrounding because she used to live in a big city. A B C D 5. Life in the countryside is much peaceful and the life is also slower. A B C D