III. Choose the best answer. 11. By the time we ____________to the cinema, the film had started. A. gets B. had got C. has got D. got 12. When the policeman came there, the robber ____________ A. had left B. has left C. left D. was left 13. All people who were without homes in the flood were provided with __ accommodation. A. short B. temporary C. present D. instant 14. Seven of ten people prefer face-to-face ____________ when having a date. A. language B. contact C. code D. sign 15. When thermal pollution happens, the water temperature in streams, rivers, lakes and oceans ____________. A. changes B. keeps C. remains D. stays 16. If you were the president, what ____________you do to help the environment? A. will B. did C. would D. do 17. The village’s drinking water__________ with poisonous chemicals since the factory came into operation. A. contaminates B. is contaminated C. has contaminated D. has been contaminated 18. When the policeman came to the scene, the driver of the car__________ A. have left B. had left C. leaves D. was left 19. All people who were without homes in the flood were provided with ___accommodation. A. short B. temporary C. present D. instant 20. I believe that our new manager has the______ to work well in this business environment. A. inflexible B. flexibly C. flexibility D. flexible