鲨鱼能很远距离感觉到人的汗血腥气味是何种器官()
A、嗅觉
B、视觉
C、听觉
参考答案:A
________ out of the theatre, the famous singer found himself ________ by his fans.
A.Walked; surrounding
B.Walking; surrounded
C.Walked; surrounding
D.Walked; surrounded
下列群体可以称为社会工作研究的对象的是()。
A.失业者
B.贫穷人士
C.环境不适应者
D.病人
E.流动人口