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问题 单项选择题

关于地榆，下述错误的是

A．可用于各种血热出血证，尤适宜下焦出血证
B．性味苦、酸，微寒
C．可外涂治疗大面积烧伤
D．研末，麻油调敷可治烫伤
E．外敷可治湿疹，皮肤溃烂

答案

参考答案：C

填空题

已知圆锥的侧面展开图是直径为8cm的半圆，则这个圆锥的侧面积是       cm2.
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单项选择题

Bank of China informs the beneficiary, a Chinese import and export company that a foreign bank has opened a letter of credit in his favor. The bank does not add its engagement by informing the beneficiary. The Bank of China ia acting as （）.

A．The issusing bank 　　

B．The advising bank

C．The confirming bank 　　

D．The negotiating bank
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