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【多选题】
规模报酬递增的原因有( )。
A.
专业化程度提高
B.
资源集约化使用
C.
大厂商的讨价还价能力强
D.
工人经验的积累
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【判断题】进出口危险货物在国内段运输时应粘贴或拴挂、喷涂相应的中文危险货物包装标志和储运标志。
A.
正确
B.
错误
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【单选题】Global Health officials have been closely monitoring a new virus related to SARS that is believed ______ at least one person in Saudi Arabia．
A.
to kill
B.
to be killing
C.
to have killed
D.
kill
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【判断题】进出口危险货物在国内段运输时必须粘贴或拴挂、喷涂相应的中文危险货物包装标志和储运标志
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正确
B.
错误
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【单选题】下列汉字,其字音的声母是擦音的是()。
A.
非
B.
至
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课
D.
路
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【单选题】进出口危险货物在国内段运输时应粘贴或拴挂、喷涂相应的（）危险货物包装标志和储运标志。
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中文
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英文
C.
俄文
D.
外文
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【简答题】American Health officials believe that public education is the best way to limit______.
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【单选题】According to Federal health officials, the fact that more West Nile cases have been reported indicates that
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more states are affected.
B.
the average age dropped drastically.
C.
health officials are more alert to the disease.
D.
the epidemic season began a month earlier.
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【简答题】写出下列音程结构相同与结构不相同的等音程,并标明名称。
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【单选题】正常孕妇妊娠晚期体重增加每周不超过
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0.25kg
B.
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0.75kg
D.
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1.0kg
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【简答题】Health officials in western Siberia are to begin in slaughter of thousands of birds today after identifying Russia's first outbreak of a bird flu strain that can be fatal in humans. Doctors in neighbo...
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【判断题】进出口危险货物在国内段运输时应粘贴或拴挂、喷涂相应的中文危险货物包装标志和储运标志。
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【单选题】Global Health officials have been closely monitoring a new virus related to SARS that is believed ______ at least one person in Saudi Arabia．
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【单选题】According to Federal health officials, the fact that more West Nile cases have been reported indicates that
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【简答题】Health officials in western Siberia are to begin in slaughter of thousands of birds today after identifying Russia's first outbreak of a bird flu strain that can be fatal in humans. Doctors in neighbo...
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