—I am going to have a job interview tomorrow morning.

—Well, ________________  [ ]

A. Have a good time!  

B. I’m happy to hear that.  

C. Good luck!

D. Congratulations!

预防呼吸道手术后继发细菌性心内膜炎可选用的药物是（）

A.万古霉素

B.青霉素

C.红霉素

D.交沙霉素

E.克拉霉素