慢性肾衰竭的并发症有（）

A.肾性贫血

B.肾性骨病

C.消化道出血

D.心肌病

E.甲状腺功能亢进症

You can’t have lost the keys.___ all your pockets again.

A．Go down

B．Go against

C．Go through

D．Go across