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【简答题】
某公司现有的设备可以安排生产产品甲或产品乙。产品甲的售价为每件300元，单位变动成本为260元；产品乙的售价为每件280元，单位变动成本为240元。固定成本总额为80000元。两种产品的销售量均为随机变量，其概率分布如下表： 销售量(件) 甲产品 乙产品 概率 累积概率 概率 累积概率 1500 — — 0.1 0.1 2000 0.1 0.1 0.1 0.2 2250 0.2 0.3 0.2 0.4 2700 0.3 0.6 0.3 0.7 3000 0.3 0.9 0.2 0.9 3200 0.1 1.0 0.1 1.0 要求：
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【单选题】It is ____ short distance from here to _____ shopping center, so you can walk there if you like. [ ]
A.
不填; 不填
B.
a; 不填
C.
the; the
D.
a; the
【简答题】A．Somewhere that is within a short driving distance of campus. B．An apartment with furniture already in it. C．A place where she can live alone. D．A quiet room where she can study without interruption.
【简答题】A．Somewhere that is within a short distance of campus. B．An apartment without furnitures. C．A place where she can live alone. D．An apartment whose rent is very low.
【简答题】A．Somewhere that is within a short driving distance of campus. B．An apartment with furniture already in it. C．A place where she can live alone. D．A big house with a parking space.
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