单项选择题

妊娠中期以后,羊水来源于 A.
胎儿尿液 B.
母体血液 C.
母体血浆的透析液 D.
母体血清的透析液 E.
母体血浆的漏出液

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Which can not be found in the hotel';s bathroom?

答案: Which can not be found in the hotel';s bathroom?
A.shamp...
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