一张面值为100元的股票，预期每年可获得15元的股利收益，若市场利率为5%，则股票的理论价值为 ( )
A. 150元
B. 200元
C. 250元
D. 300元
查看答案
按Child分级该患者肝功能应为
A级
B级
C级
D1级
E. D2级
门静脉高压症的病理变化中，下列哪项是错误的
A. 毛细血管滤过压增加，腹水形成
B. 肝功能损害，白蛋白合成障碍
C. 脾肿大，脾功能亢进
D. 肝静脉淤积引起急性大出血
E. 门静脉交通支扩张
In the last paragraph, "play down their visibility" refers to ______.
A. "show off"
B. "be very modest"
C. "not show them"
D. "to debase themselves"
The author's purpose of writing this passage is to ______.
A. explain why people have emotions
B. show how people avoid the negative emotions
C. explain what people should do before emotions
D. define and classify people's emotions
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