净现值、净现值率和获利指数指标共同的缺点是()

A.不能直接反映投资项目的实际收益率B.不能反映投入与产出之间的关系C.没有考虑资金的时间价值D.无法利用全部净现金流量的信息

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硅酸盐水泥的耐磨性优于粉煤灰水泥。()

A.错误B.正确

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___________ nameisBob.[ ]A.SheB. HeC. HisD. I

___________ nameisBob.[]A.SheB. HeC. HisD. I

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AIDS control and prevention isa to China as well as the who

AIDS control and prevention isato China as well as the whole world.[]A. surpriseB. challengeC. reacti

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We must make ___ to the public that something should be done

We must make ___ to the public that something should be done to stop pollution.A.what is clearB.it is

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