1. The river has been polluted …….. A. with B. within C. without D. at 2. The project’s aim is to this polluted land. A. mess up B. clean up C. take up D. wake up 3. The government is going to impose harsh punishment on the countries’ _____polluters. A. best B. better C. worse D. worst 4. The polluted water results the death of several creatures. A. in B. on C. at D. for 5. _____protect the environment, we should use eco-friendly products. A. As B. So as C. So as to D. In order 6. Pesticides cannot only kill insects and small animals that destroy crops but also_____ harm to human. A. suffer B. do C. cause D. make 7. Many pesticides are labeled . They are harmful to people’s health. A. hazardous B. polluted C. friendly D. nuclear 8. This area has become polluted that no one can live here. A. such B. so C. too D. enough 9. Air pollution is the most prominent and dangerous of pollution. A. way B. means C.problem D. form 10. If I_____you, I_____volunteer to clean the beach. A. am/will B. was/will C. am/would D. were/would 11. If our school the tree planting project, I join in. A. organise /will B. organises/would C. organised /would D. organised /will 12. _____the air pollution, there is noise pollution in the city. A. With B. Next C. Beside D. Besides 13. Without water, there_____no lives on the earth so we have to reduce water pollution. A. was B. were C. will be D. would be 14. She has experienced noise pollution for a long time. Now she suffers_____headaches and hearing loss. A. to B. with C. from D. toward 15. If this factory went on dumping raw sewage in the river, there wouldn’t be any creatures left. They are dying_____water pollution. A. of B. by C. with D. to