Sometimesproperanswersarenotfarto

发布时间：2020-07-10 03:10:26

Sometimes proper answers are not far to seek_____ food safety problem.













A.in












B.to











C.on











D.after

网友回答

B解析试题分析：考查介词：句子可以变成Sometimes proper answers _____ food safety problem are not far to seek，可以看出词组：answer to food safety problem食品安全问题的
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