下列各项中属于公共区域职能范畴的是()。
A.负责厨房的清洁卫生
B.负责公共洗手间的清洁卫生
C.负责各通道的绿化工作
D.负责楼梯的清洁卫生
参考答案:B, C, D
对放射治疗中度敏感的肿瘤是
A.低渗性脱水B.高渗性缺水C.等渗性缺水D.高血钾E.低血钾
It is generally believed that teaching is ________ it is a science.
A.an art much as
B.much an art as
C.as an art much as
D.as much an art as