16. What colour is ________ symbol of good luck for the Hoa? a. the b. an c. x d. some 17. __.........in terraced fields is the main economic activity of ethnic people in Sapa. a. Fishing b. Rice cultivation c. Hunting d.Gathering 18. ________ ethnic Khmer live in ________ Mekong Delta of Vietnam. a. The / - b.The / a c.A / the d. The / the 19. The Vietnam Museum of Ethnology _......... by the architect Ha Duc Linh, a memberof the Tay ethnic group. a. designed b. has designed c. was designed d. was designing 20. ‘I have just taken an elephant ride in Buon Don.’ ‘_........._______ How interesting!’ a. Certainly. b. Really? c.Terrible. d. Exactly. 21. How much time do you spend _______ leisure activities? a. on b. in c. for d. with 22. Why don’t you apply for this job? It looks right _______ your street. a.on b. in c.at d. up 23. I think country life is so boring and _______ because you’re not close to shops and services. a. unhealthy b. inconvenient c. comfortable d. peaceful 24. On the farm, uncle Duong showed us how to _______ cucumbers. a. plough b.produce c. pick d. put up 25. Mongolian children start to learn _______ before they can walk. a. horse riding b.riding horse c. ride horse d. horse ridden 26. On the side of the road, a herd boy was herding …... a. kites b.hay c. cattle d. blackberries 27. Mongolian children learn to ride when they are _______ as three years old. a. as young b.younger c. younger than d. so young 28. Does your new stereo play music …….than your old one did? a. louder b.more loudly c. loudlier d. more louder 29. Countryside is not polluted ;_______, you can breathe there fresh air. a. although b.however c. therefore d. as 30. ‘Children in my village often fly their kites in dry rice fields.’ ‘_______’ a. It’s right up my street! b. That’s awesome. c. Exactly what I want. d. How interesting! giúp mình mai mình thi gấp