题目内容

After he left the office, he went home by car.After ,he went home by car.

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I was afraid that I might hurt his feelings.I was afraid of .

单调可导函数的导函数必单调.

A. 对
B. 错

某投资方案计算期现金流量见下表,该投资方案的静态投资回收期为()年。

A. 2.143
B. 3.125
C. 3.143
D. 4.125

采用投资回收期指标评价投资方案的优点是()。

A. 能够考虑整个计算期内的现金流量
B. 能够反映整个计算期内的经济效果
C. 能够考虑投资方案的偿债能力
D. 能够反映资本的周转速度

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