单选题：Piles of dung can't be relied upon when it comes to estimati

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题目类型：单选题
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题目内容：

Piles of dung can't be relied upon when it comes to estimating elephant numbers because A．they are different in size.
B．they scatter all over the region.
C．they are different in decay rate.
D．they are different in quality.

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麝香不适宜的病症是

麝香不适宜的病症是 A．难产胎死 B．月经期量多 C．经闭 D．咽喉肿痛 E．癥瘕

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能清热息风的药物是（　　）

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A．平肝潜阳，收敛固涩B．平肝潜阳，清肝明目C．平肝潜阳，祛风止痒D．平肝潜阳，凉血止血E．息风止痉，清热解毒牡蛎的功效

A．平肝潜阳，收敛固涩B．平肝潜阳，清肝明目C．平肝潜阳，祛风止痒D．平肝潜阳，凉血止血E．息风止痉，清热解毒牡蛎的功效是（　　）

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龙骨不具有的功效是（　　）

龙骨不具有的功效是（　　）A．镇惊安神 B．平肝潜阳 C．收湿敛疮 D．聪耳明目 E．收敛固涩

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Opponents find it very difficult to control Yao Ming because

Opponents find it very difficult to control Yao Ming because of hisA．mobility. B

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