II. VOCABULARY AND GRAMMAR Ex 3. Choose the best answer A, B, C or D. 1. My dad doesn't mind............... my mom from work every day. a. pick up b. picked up c. picking up d. picks up 2. Using computers too much may have harmful effects ....... . your mind and body. a. on b. to c. with d. onto 3. I love the people in my village. They are so..................... and hospitable. A. friendly b. vast c. slow d. inconvenient 4. Among the .................., the Tay people have the largest population. A. groups b. majorities c. ethnic minorities d. ethnic cultures. 5. People in the countryside live .................. than those in the city. a. happy b. more happily c. happily d. less happy 6. Viet Nam is ............. multicultural country with 54 ethnic groups. a. a b. an c. the d. Both a and c 7. Mongolian children learn to ride when they are _______ as three years old. a. as young b. younger c. younger than d. so young 8. Does your new stereo play music _______ than your old one did? a. louder b. more loudly c. loudlier d. more louder 9. Lan used to love _____ in front of the computer for hours but now she doesn’t. She takes part in a judo club. a. using b. sitting c. doing d. having 10.‘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! 11. Gathering and hunting still play an important role in the __________of the Laha. a. economic b. economy c. economical d. economize 12__________ethnic group has a large population, the Tay or the Ede? a. What b. Why c. Which d. Who 13. Ethnic peoples in the mountains have a simple way of farming. They use basic tools to___________the farm work. a. check b. work c. make d. do 14. Nick would like to know something about the ____________groups of Viet Nam when he visited the Museum of Ethnology. a. culture b. cultural c. cultured d. culturology 15. Which still plays ________ important role in the life of some ethnic peoples in the mountains? a. an b. a c. the d. no article Ex 4. Find and correct the mistakes in the following sentences. 1. My dad hates help my mom with her housework on Sundays ................… A B C D 2. This is an only cinema in this area. ................… A B C D 3. Living in the countryside is more comfortabler than that in the city. ..................... A B C D 4. John used to be addictive to soft drinks two years ago. ..................... A B C D 5. What time is the festival celebrated? – Every year. ..................... A B C D 6. My sister is not really good in literature. …………… A B C D