Eggs, meat, vegetables and other foods can easily be poisoned by microorgani

题干

Eggs, meat, vegetables and other foods can easily be poisoned by microorganisms such as ______.

A．phenomena

B．dilemma

C．diploma

D．bacteria

上一题下一题 0.64难度单项选择更新时间:2011-05-06 11:52:54

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