... _________________.a. in - on b. on - off c. in - down d. to - down 13. In Vietnam, two, three or even four generations live ____________________one roof.a. in b. over c. with d. under 14. My father ... From the words or phrases - a, b, c or d - choose the one that best completes the sentences. 3 12 Grade Teacher : Quỳnh UNIT 2 : CULTURAL DIVERSITY TEST 1I. PRONUNCIATION A. Choose the word ... everyone has to take off his shoes. 50. Unfortunately, few of our houseplants died while we were away on holiday. III. READING A. Choose the word or phrase - a, b, c or d - that best fits the...