题目:
______ is to be awarded the highest award at this evening’s meeting.
A.Both the director and the writer
B.Both of the director and the writer
C.The director and the writer
D.The director and writer
答案:
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参考答案:A解析:中药有害物质包括残留农药(如有机磷和有机氯农药)、霉菌和霉菌毒素(如黄曲霉毒素)及重金属(如铅、汞、镉、铜、铬等)、砷盐等,中药如果被污染了有害物质,就会影响人体健康,人们对中药的认识提...