农产品在“从田头到餐桌”的全过程中,均有可能被污染,进而引发质量安全问题,这说明农产品质量不安全具有(  )的特点。

农产品在“从田头到餐桌”的全过程中,均有可能被污染,进而引发质量安全问题,这说明农产品质量不安全具有(  )的特点。A.危害的直接性 B.危害的累积性 C.危害

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根据《中华人民共和国进出境动植物检疫法》,不属于国家禁止进境的是(  )。

根据《中华人民共和国进出境动植物检疫法》,不属于国家禁止进境的是(  )。A.动物尸体 B.植物标本 C.土壤 D.动植物病原体

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As early as 1647 Ohio made a decision that free, tax-support

As early as 1647 Ohio made a decision that free, tax-supported schools must be e

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It seems very difficult_________

It seems very difficult_________A.to stop the child to cry B.restraining the chi

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She_________ the temptation to buy a coat she could not affo

She_________ the temptation to buy a coat she could not afford.A.challenged B.ob

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