More than one        the people heart and soul.

A．official has served

B．officials have served

C．official has served for

D．officials have served for

患者，女，41岁，患乳癌准备行乳癌根治性手术，术前患者最关心的健康宣教内容是（）

A.手术方式和手术效果

B.术后疼痛和不适的处理

C.手术室的环境和设备

D.术前备皮、用药的重要性

E.术后上肢功能锻炼的方法