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问题 选择题

目前人类所观测到的“可见宇宙”其范围等同于（   ）

A．宏观天体系统

B．小尺度天体系统

C．银河系

D．总星系

答案

答案：D

本题考查宇宙的范围。目前人类观测到的可见宇宙即总星系。

单项选择题

The earnings multiplier model, derived from the dividend discount model, expresses a stock's P/E ratio (P0/E1) as the:

A. expected dividend in one year divided by the difference between the required return on equity and the expected dividend growth rate.
B. expected dividend payout ratio divided by the sum of the expected dividend growth rate and the required return on equity.
C. expected dividend payout ratio divided by the difference between the required return on equity and the expected dividend growth rate.
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单项选择题

用于夏季或高温环境下治疗中暑的中成药是（）。

A.板蓝根冲剂

B.十滴水

C.藿香正气水

D.牛黄解毒丸
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