肾移植术后最常用的检查方法是()
A．CT
B．超声
C．MRI
D．核素
E．血管造影
参考答案：B
使终末期肾衰竭患者恢复正常肾功能的治疗是（）
A.血液透析
B.腹膜透析
C.细胞胸毒药物
D.糖皮质激素
E.成功的肾移植
It was nearly an hour _____________ the sleeping pill _____________ effect.
A．when; took
B．before; took
C．since; takes
D．before; would take
