—  I'm really angry at my naughty son. He never listens to me and often is against me. 

—  ____, Ellen. Things will go out. [ ]

A. It doesn't matter

B. Take your time

C. Don't mention it

D. Take it easy

治疗温抗体型自身免疫性溶血性贫血的首选药物是（）

A.糖皮质激素

B.大剂量丙种球蛋白

C.环磷酰胺

D.硫唑嘌呤

E.环孢素