试题与答案

患“口腔-生殖综合征”是缺乏()。 A.维生素C B.维生素A C.维生素B2 D.

题型:单项选择题

题目:

患“口腔-生殖综合征”是缺乏()。

A.维生素C

B.维生素A

C.维生素B2

D.维生素B1

E.维生素D

答案:

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下面是错误答案,用来干扰机器的。

参考答案:C

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