—Tom, you the lazy bone! You left the dishes unwashed again!

—_______? Mom isn’t at home and she can’t hear you.

A．Why

B．So what

C．For what

D．How come

气管内给药的用药量一般是静脉给药的多少倍()

A．1～1.5倍

B．1.5～2.0倍

C．2.0～2.5倍

D．2.5～3.0倍

E．3.5～4.0倍