有广谱抗菌作用的抗结核药物是()
A.利福平
B.环丙沙星
C.多西环素
D.青霉素
E.庆大霉素
参考答案:A
解析:
有利福平是抗结核药物,且有广谱抗菌作用。
—I’m very tired these days because of the senior high school entrance examination.
—Why not______music? It can make you ______.
A.listen to; relaxed
B.to listen to; relaxed
C.listen to; relax
D.to listen to; to relax
Internet所提供的三项基本服务是E-mail、()、FTP。