问题
选择题
Chemical pollution will bring about a threat to agriculture and food chain, and ________ to human health.[ ]
A. frequently
B. significantly
C. steadily
D. consequently
答案
答案：D
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Chemical pollution will bring about a threat to agriculture and food chain, and ________ to human health.[ ]
A. frequently
B. significantly
C. steadily
D. consequently
答案：D