在评标过程中,发生投标人不足( )个或所有的投标被否决等法定情况的,招标人应依法重新招标。
A.2
B.3
C.4
D.5
参考答案:B
重度脱水伴循环障碍,扩容阶段的治疗哪项不恰当()
A.液体种类为2:1等张含钠液
B.有重度酸中毒时可用1.4%碳酸氢钠扩容
C.液体量20ml/kg
D.同时补钾,浓度不超过0.3%
E.输液速度为30~60分钟内静脉快速滴注
---There are many volunteers ______ are helping the children in Sichuan.
--- And most of them are college students.
A.which
B.when
C.whose
D.who