Ex 3: Choose the correct answer A, B, C or D to complete each sentence 1. The river is ……… polluted, which becomes the serious problem in this area. A. seriously B. easily C. majorly D. carelessly 2. I’ve come up ………..an idea about our environment A. on B. in C. with D. for 3. A tornado can ………anything on its path. A. effect B. predict C. destroy D. control 4. The sight of too many telephone poles, advertising billboards, overhead power lines may cause….. A. air pollution B. sight C. visual pollution D. noise pollution 5. My family ……… well before the flood ……… . That’s why there’s not much damage to our property. A. had prepared/ came B. prepares/ came C. have prepared/ have come D. is prepared/ comes 6. The factory releases harmful chemicals ……… the environment. A. to B. in C. into D. toward 7. If I ……… more money, I ……… build more parks and plant more trees in our city. A. has/ will B. had/ will C. had/ would D. have/ would 8. A …………………………….. refers to a long time without rain. A. mudslides B. drought C. flood D. tsunami 9. Food and medical supplies ……… to the flood village last morning. A. are delivered B. were delivered C. have been delivered D. had been delivered 10. A lot of events and activities ……… to raise money for the victims of the volcanic eruption. A. held B. were held C. are holding D. hold 11. Plastic bags are hard to be ……… of so they will cause pollution. A. solved B. disappeared C. disposed D. melted 12. We ……… to run out of the house into the street before the earthquake ……… our house collapse that night. A. manage/ makes B. managed/ made C. had managed/ made D. had managed/ had made 13. Which country doesn't speak English as an……………. language? A. polluted B. official C. natural D. damage 14. The original London bridge ……… in the Great Fire in 1666. A. destroyed B. had been destroyed C. had destroyed D. was destroyed