Catherine is one of the brightest students who     from the Department of Computer Science , Brown University .

A．is graduated

B．has graduated

C．are graduated

D．have graduated

关于外阴癌患者术后的护理措施，正确的是 （）

A.手术后外阴及腹股沟伤口加压包扎24小时，压沙袋12小时

B.外阴敷料拆除后每日用0.02%的碘伏溶液擦洗1次

C.术后一般保留尿管10天

D.术后第2天用支架支起盖被以利通风

E.外阴擦洗后应用热风吹伤口20分钟