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【单选题】
农药污染食品的途径包括哪些?A.
使用农药引起的直接污染
B.
作物从环境中吸收农药残留引起的间接污染
C.
食物链生物富集引起的间接污染
D.
以上都是
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
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【简答题】Mozart was born 1 January 27, 1756, in Austria. When he was only three, he asked for music lessons. He could think of nothing 2 music. The child learned 3 by watching and 4 the music that was played i...
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