关于肛门坐浴的作用,下列哪项错误()
A.能增进局部血运
B.促进炎症吸收
C.缓解肛门括约肌痉挛
D.清洁作用
E.有止血作用
参考答案:E
用1L 1mol•L-1NaOH溶液吸收0.9molCO2,所得溶液中的CO32-和HCO3-的物质的量浓度之比是( )
A.5:4
B.4:5
C.1:8
D.8:1
—Jerry and Lucy must both like movies. I often meet them at the cinema. —() is Lucy, not Jerry, who likes movies.
A.So
B.That
C.It
D.Such