下列叙述中是生物效应剂量的是（）。 A.吸入体内毒物的量 B.

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问题单项选择题

下列叙述中是生物效应剂量的是（）。

A.吸入体内毒物的量

B.某一毒物累积到某器官的量

C.作用到某靶器官的量

D.机体所能承受的毒物的量

E.蓄积于机体的毒物的量

答案

参考答案：C

完形填空

In order to separate loving parents from their freshman sons, Morehouse College in Atlanta has held a/an __36___"Parting Ceremony."

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Shortly __49__, mothers and fathers were urged to leave campus.

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