Which of the following statements about the use of chemical agents as herbicides would the author most likely agree? A. It is safe but inefficient B. It is occasionally required C. It s

Đáp án B

Câu nào sau đây về việc sử dụng những hóa chất như là chất diệt cỏ tác giải có vẻ như đồng ý nhất?

A.an toàn nhưng không hiệu quả

B.thỉnh thoảng cần phải dùng

C. Nó nên được tăng lên/ dùng nhiều hơn

D. gần đây nó trở nên nguy hiểm hơn

Dẫn chứng: The global need for weed control had been answered mainly by the chemical industry. Its herbicides are effective and sometimes necessary, but some pose serious problems, particularly if misused. Toxic compounds threaten animal and public health when they accumulate in food plants, groundwater, and drinking water. They also harm workers who apply them.