老人雾化吸入给药时应取()。
A.平卧位
B.坐位或半坐卧位
C.俯卧位
D.站立位
参考答案:B
Words failed her when the _____ mother wanted to express her thanks to the policeman who had
saved her son. [ ]
A. upset
B. grateful
C. confident
D. sensitive
下列反映城市土地开发强度的指标是( )。
A.绿化覆盖度
B.人均土地面积
C.自有资金投入量
D.建筑密度