A abilityB healthC thinkingD life
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听第9段材料,回答9~11题。 What exactly does the man want to find out?[A]what people think of the busservice. [B]How many people are usingthe bus service. [C]Which group of people usesthe bus service most often.
如果某投资项目的相关评价指标满足以下关系:NPV>0,NPVR>0,IRR>ic,PP>n/2,则可以得出的结论是()。