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【多选题】
决定存货经济进货批量的成本因素主要包括
A.
变动性进货费用
B.
变动性储存成本
C.
固定性储存成本
D.
允许缺货时的缺货成本
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【单选题】《关于建国以来党的若干历史问题的决议》指出: “文化大革命”不是也不可能是任何意义上的革命或社会进步。--而只能造成严重的混乱、破坏和倒退。下列选项能够说明这个结论的是( )
A.
南京长江大桥建成通车
B.
第一颗人造地球卫星发射成功
C.
我国第一颗原子弹爆炸成功
D.
国民经济发展缓慢
【单选题】These  are  my  friends. ______ workers. [     ]
A.
They
B.
It
C.
It's
D.
They're
【单选题】The workers’ demands are (); they ’re asking for only a small increase in their wages.
A.
moderate
B.
commercial
C.
abnormal
D.
complicated
【判断题】实践证明,‘文化大革命’不是也不可能是任何意义上的革命或社会进步。
A.
正确
B.
错误
【单选题】-- _________ they workers? -- No, they’re _________.
A.
Are, farmer
B.
Is, farmer
C.
Are, farmers
【单选题】The management wanted to ______ the workers of what they are supposed to be producing.
A.
remind
B.
notify
C.
warn
D.
inform
【单选题】听力原文: Aid workers in Mozambique say they' re increasingly confident that they are coming to terms with the humanitarian crisis that follows the devastating floods. Helicopters and planes have been wor...
A.
they are coming to terms with the humanitarian crisis
B.
they can get more help from the outside world
C.
they can get supplies through to the areas of need
D.
they can help themselves
【单选题】听力原文: Aid workers in Mozambique say they're increasingly confident that they are coming to terms with the humanitarian crisis that follow the devastating floods. Helicopters and planes have been worki...
A.
they are coming to terms with the humanitarian crisis
B.
they can get more help from the outside world
C.
they can get supplies through to the areas of need
D.
they can help themselves
【判断题】“文化大革命”不是也不可能是任何意义上的革命和社会进步。
A.
正确
B.
错误
【单选题】实践证明,“文化大革命”不是也不可能是任何意义上的()。
A.
革命或社会进步
B.
政治改革
C.
文化进步
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