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【单选题】
物品在堆码的时候,以五为基数进行堆码,方便进行数量的计算是( ) prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>A.
“五六化”
B.
“四五化”
C.
“五五化”
D.
“三五化” prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
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【单选题】Some scientists believe that hibernation is started by______.
A.
a lack of food
B.
calcium deposits
C.
a body chemical
D.
a lack of water
【单选题】Last month, American scientists started working on _____ project aimed at improving _______ ability to predict earthquake.
A.
the; a
B.
a; an
C.
the; an
D.
a; the
【判断题】车载接触网运行状态检测装置（简称3C装置）指在运营的动车组（电力机车）上加装的受电弓检测设备，根据车辆的运行自动完成检测及数据的无线发送，实现受电弓状态的动态检测
A.
正确
B.
错误
【简答题】Scientists resist talking about their options because they don't want people to
【单选题】After collecting the last Martian dust particle，the scientists have started to build up a portrail gallery of it．
A.
Right
B.
Wrong
C.
Not mentioned
【单选题】Scientists started to______the Anartica in the 19th century.
A.
explode
B.
explore
C.
expose
D.
expand
【单选题】Scientists don’t think that a warm winter always has a negative influence on our life,____?
A.
don’t they
B.
do they
C.
hasn’t it
D.
has it
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