VII. Supply the correct form of the words in brackets. 1. As an________ why do you oppose banning plastic bags? (environment) 2. The radiation leak has had a________ effect on the environment. (disaster) 3. The water supply is being tested for​________.(contaminate) 4. Heavy metals in________ water cut short millions of lives every year. (drink) 5. Scientists warn that plastic pollution in oceans will be one of the ________ threats. (big) 6. Pollution is the process of making parts of the living environment________. (dirt) 7. If thermal pollution continues for a long time, it can________ cause huge bacteria. (possible) 8. She became deaf after long-term________ to noise in the workplace. (expose) 9. Living near a busy road could cause high blood________. (press) 10. Wastewater________ a process used to remove contaminants from sewage. (treat)

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