美容院中常使用（）擦去面部的洗面奶、磨砂膏和按摩膏等。
A.纸巾
B.洁肤棉
C.洗面海棉
D.毛巾
参考答案：B
---Why didn’t Sally play the violin at the concert last night?
---She said that her hand hurt, but that was only a(n) _______. I saw her play tennis just now.
A．matter
B．excuse
C．result
D．expression
男性，40岁。要求为其妹妹捐献肾脏，经组织配型检查后认为该供者符合亲属肾移植供肾要求。肾功能正常，血肌酐77μmol／L。
供肾摘取后立即用肾保存液行肾脏灌注，最适宜的灌注压力是（）。
A.50～100cmH2O
B.100～120cmH2O
C.150～200cmH2O
D.200～250cmH2O
E.>250cmH2O
