两性霉素B的药理学特点有()
A.口服易吸收
B.能与DNA结合,干扰真菌核酸代谢
C.治疗全身性深部真菌感染
D.本品对细菌无效
E.有严重的肾毒性
参考答案:C, D, E
下列各直线的表示法中,正确的是[ ]
A.直线A
B.直线AB
C.直线ab
D.直线Ab
—Which would you like, Madam, tea or coffee —______, thanks. I'd like a glass of water, please.
A.Either B.BothC.Neither D.OK