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问题 单项选择题

慢性支气管炎临床稳定期，预防急性发作的下列方法中哪项不正确

A．加强体格锻炼，增强耐寒能力

B．戒烟

C．预防上呼吸道感染

D．改善环境，减少大气污染

E．长期使用抗生素

答案

参考答案：E

选择题

倒数等于它本身的数有[ ]

A．1个

B．2个

C．3个

D．无数个
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单项选择题

Which of the following is the least accurate rationale to justify the use of price-to-book value (P/BV) ratio as a measure of relative valuation of companies or common stocks（）

A. P/BV is a useful measure of value for firms that are not expected to continue as a going concern.

B. Compared to P/E, the P/BV ratio is not influenced by such accounting effects as expensing a capital investment as opposed to capitalizing it.

C. P/BV is particularly appropriate to value companies primarily composed of liquid assets, for example, those in the financial services industry.
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