“夫妻和谐素”指的是()
A.VitE
B.Ca
C.Zn
D.Fe
E.I
参考答案:C
If you want to know more about _______ factory, you can go and ask ______ man wearing a beard.
A./; the
B.the; a
C./; a
D.the; the
病理生理学的主要研究方法是()。
A.动物实验
B.病例讨论
C.疾病调查
D.病史分析
E.尸体解剖