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【多选题】
在进行变动成本差异分析时,形成直接材料数量差异的原因经常有( )。
A.
操作疏忽造成废品和废料增加
B.
机器或工具不适应造成用料增加
C.
新工人上岗造成多用材料
D.
紧急订货形成的采购成本增加
E.
操作技术改进而节省材料
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参考答案:
举一反三
【单选题】如果样品中薄壁组织占大部分,木化组织分散存在,制片解离组织片可用的方法 是
A.
水合氯醛法
B.
硝铬酸法
C.
甘油醋酸法
D.
氢氧化钾法
E.
氯酸钾法
【单选题】A stroke victim can put gloves on both his hands.
A.
True
B.
Fasle
【单选题】A stroke victim can put gloves on both his hands.
A.
Right
B.
Wrong
【单选题】Mike put his hands behind his back, ____ nobody could see them. [     ]
A.
so
B.
because
C.
or
D.
but
【单选题】《孙子兵法》中哪一篇主要论述了研究和谋划战争的重要性,阐述了决定战争胜负的基本条件?()
A.
火攻篇
B.
计篇
C.
军争篇
D.
形篇
【单选题】Another man saw the waiter, and put his hands on his stomach meant he ______.
A.
had a stomach-ache
B.
was hungry
C.
was very thirsty
D.
was full
【单选题】Bill put his hands behind his back, () nobody could see his hands.
A.
so
B.
and
C.
or
D.
but
【单选题】Where is the person advised to put his hands during the contest?
A.
On the table.
B.
Behind his back.
C.
Under his bottom.
D.
On his lap.
【单选题】A stroke victim can put gloves on both his hands.
A.
True
B.
False
【简答题】Where is person advised to put his hands during the contest?
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