急性坏死性龈炎应首选的药物是( )
A.四环素
B.阿奇霉素
C.甲硝唑
D.青霉素
E.克林霉素
参考答案:C
急性坏死性龈炎应首选的药物是( )
A.四环素
B.阿奇霉素
C.甲硝唑
D.青霉素
E.克林霉素
参考答案:C
完形填空 | |||
From Monday 1 Friday, American students usually get up at seven. Then they wash their faces and 2 . | |||
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