We don’t know if she _____ home. If she ____, I’ll tell you.  

A．comes; will come

B．will come; will come

C．comes; comes

D．will come; comes

属于肠道正常菌群的是（）。

A.军团菌

B.布鲁氏菌

C.双歧杆菌

D.分枝杆菌

E.副溶血弧菌