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【单选题】
下列哪项不是导尿管需要固定的主要原因( )A.
尿液及集尿袋形成的重力作用会压迫尿道口黏膜,造成尿道口黏膜缺血坏死
B.
导尿管的反复移动增加了尿道壁损伤的机会,导致机械性炎症的发生
C.
导尿管的反复移动会不断刺激膀胱壁
D.
气囊只能避免导尿管的滑出,细菌仍有机会进入尿道,尿道口的大量细菌带入尿道,引起逆行感染
E.
导尿管不固定会导致引流袋脱落
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【单选题】Where is Nala now?
A.
In Northern Africa
B.
In Northern Europe
C.
In Northern America
【单选题】All the books donated by the students from urban schools are said ______ to the students in rural areas the other day.
A.
to be sent
B.
being sent
C.
having been sent
D.
to have been sent
【单选题】听力原文： A police spokesman said the devices were made sage by explosive experts in the Ardoyne district where a woman was shot in the leg and 13 police officers were injured during a second successive n...
A.
1.
B.
2.
C.
13.
D.
14.
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