III. Choose the correct answer to complete each following sentence by circling A, B, 1.I A. play 2. There A. used to be marbles when I was young, but now I don't. B. used to play C. have played D. didn't use t a bus station in the city center, but it has been moved to the suburbs. B. used to have 3. Nuclear power is expensive and dangerous A. for B/to 4 Drivers have to A. tie B. fasten 5. C. use to have D. were our environment. C. in D. with D. put your seat belt whenever they drive. C. put on does it take you to get to Ho Chi Minh City by plane? - About 2 hours.
