皮皮学，免费搜题
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【单选题】
设某公司生产和销售某种产品，1月共产销200件，单位销售价格50元，单位变动成本为20元，固定成本总额为600元，则损益平衡点的销售量为()件。A.
10
B.
20
C.
30
D.
50
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举一反三
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A.
hotel
B.
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C.
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D.
bank
【单选题】According to the dialogue, mr. smith is looking for the nearest __________.
A.
hotel
B.
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C.
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D.
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【简答题】阅读理解。 Mrs Smith is going shopping with her son. They are looking for presents for Mr Smith's birthday. They drive to the shop mall on Baker Street. Mrs Smith goes to the Electrical Shop on the third f...
【单选题】Mr. Smith __________ is smoking is looking for________ she lost yesterday. [ ]
A.
whom; which
B.
who; what
C.
that; who
D.
which; where
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