Hospital staff burst into cheers after doctors pleted a 20-hour operation to have ________ one-year-old twins at the head．A.isolateB.separatedC.dividedD.removed
网友回答
B解析句意：医生经过20小时的手术把一岁的孪生儿的头部分离后，医院的全体工作人员热烈欢庆。isolate“隔离，孤独”；separate“分离，分开”；divide“分成几份”；remove“离开，远离”。