1. Air pollution has many effects_________ the environment and living organisms. A. in B. of C. for D. on 2. The volcano has erupted approximately once every ten years_________ 1970. A. since B. in C. from D. for 3. After a severe storm, there is often_________ along the shore that will need to be removed. A. waste B. debris C. lava D. junk 4. In the 1980s, acid rain_________ widespread damage to forests in the areas. A. made of B. resulted in C. led for D. caused by 5. _________ plastic takes so long to break down, it pollutes the land and water. A. Even though B. While C. Since D. Because of 6. If I had the chance to take part in an International summer camp, I_________ very excited. A. am B. was C. will be D. would be 7. _________ do earthquakes usually last? - Less than one minute. A. How strong B. How longC. How often D. How far 8. Niagara Falls is a great natural_________ on the border of the USA and Canada. A. castle B. loch C. spectacle D. Symbol 9. The 2010 Haiti earthquake was the most_________ natural disaster in the history of this country. A. destructive B. permanent C. unique D. awesome 10. “A hurricane is heading toward our home town.” - “_________” A. That’s a relied. B. How interesting! C. Glad to hear. D. Oh my God! II. Choose the underlined word or phrase, A, B, c or D that needs correcting. 11. A heatwave can lead in widespread drought and increase the risk of wildfires. A B C D 12. Homeless people may be offered temporary accomodation by the council. A B C D 13. The Sydney Opera House is a symbolize for not only a City, but a whole country and continent. A B C D 14. Noise pollution is thought having less damage to humans than water or air pollution. A B C D 15. If people keep cutting down trees and they wipe out forests, there will be more floods. A B C D 16. Have you come home before the tornado touched down this afternoon? A B C D 17. The timetable shows that the next bus will leave in ten minutes. A B C D 18. Since the volcano last erupted, many houses have built on its slopes. A B C D 19. Despite of their usefulness, pesticides could pose potential risks to food safety. A B C D 20. If people didn’t use cars, there will be much less pollution. A B C D