I don’t mind her pointing out my mistakes, but ____ is how she does it that I dislike.

A．this

B．that

C．it

D．which

肾移植病人血管开放前甲基泼尼龙常规用量为（）

A.1～2mg/kg静脉注射

B.3～4mg/kg静脉注射

C.6～8mg/kg静脉注射

D.10～12mg/kg静脉注射

E.15～20mg/kg静脉注射