患者女性。入院诊断滴虫 * * 炎,行 * * 灌洗,醋酸冲洗液的浓度为 ()
A.0.2%
B.0.5%
C.1%
D.1.5%
E.2%
参考答案:B
下列关于多层建筑管道井的说法中, ( )正确。
A.应通畅,可不分隔B.在适中部位用不燃材料分隔C.其井壁应为耐火极限不低于1h的不燃烧体D.可以每层用难燃材料封隔
He is taller than ____ in his class.[ ]
A. somebody else
B. anybody else
C. other somebody
D. other anybody