Trắc nghiệm tổng hợp Tiếng anh có đáp án 2023 (Phần 11)

Is it complicated to reduce pollution? Why or Why not?

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Is it complicated to reduce pollution? Why or Why not?

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Giải thích

Yes, it is. Because much pollution is caused by things that benefit people.

Thông tin: But the pollution problem is as complicated as it is serious. It is complicated because much pollution is caused by things that benefit people.