THE WATER IS SO CONTAMINATED THAT IT IS NOT SUITABLE FOR DRINKING.A ....

Question

Câu 1: The water is so contaminated that it is not suitable for drinking.A . polluted B. clean C. dangerous D. toxic

Accepted Answer

Phần trắc nghiệm đáp án A đúng Reading Câu 1: There are three sources. They are acid rain, car exhaust fumes and oil spills. Câu 2: Because it contains sulphuric dioxide and nitrogen oxide, which com....

THE WATER IS SO CONTAMINATED THAT IT IS NOT SUITABLE FOR DRINKING.A ....

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