7: The people......work with me are all professionals. A. who B. which C. whom D. whose 8: She was very angry because John, her friend, refused......her a lift as he promised. A. give B. to give C. gave D. giving 9: If I have more free time next year, I......an English course. A. may take B. take C. would take D. took 10. The government has made a big effort to solve the problem of air.....in the country. A. polluting B. pollute C. polluted D. pollution 11: .......sun appears much larger and bigger than other stars because we are close to it. A. An B. Ø (no article) C. A D. The 12. We really can‟t.......living like this. We‟ll have to find a bigger house. A. turn off B. go off C. go on D. turn on 13: We suggest that the authorities.....street children from following foreign tourists in the downtown. A. should stop B. will stop C. stopped D. would stop 14: We.....good friends for a long time. A. are B. were C. will be D. have been 15: Exploring Hue Citadel.....night is one of the most wonderful things about our excursion. A. in B. on C. at D. about 16: We should stop smoking.....it is extremely harmful to our health. A. despite B. although C. because of D. because 17: Your mother sometimes buys you a big present, .......? A. does she B. did she C. doesn‟t she D. didn‟t she 18. We usually........ourselves by playing hide and seek or flying kites. A. imagine B. entertain C. collect D. behave