皮皮学，免费搜题
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【简答题】
网桥也称桥接器,它是 层上局域网之间的互连设备。网桥同中继器不同,网桥处理的是一个完整的 ,并使用和计算机相同的 接口 设备。
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皮皮学刷刷变学霸
举一反三
【单选题】Before the job of teaching ______, families had been responsible for the education of the young. [ ]
A.
came to light
B.
came into being
C.
came to itself
D.
came into effect
【单选题】刘某常于餐后3小时上腹部疼痛,进食后缓解,近3天来上腹部持续胀痛,较以往加重,今日上午突然呕血2000ml,血压60/30mmHg,心率200次/分,面色苍白,大汗淋漓,四肢厥冷,烦躁不安.首先应采取的措施是
A.
瞩病人严格卧床休息,采取平卧位,头偏向一侧
B.
立即开放静脉补充血容量
C.
瞩病人禁食
D.
准备急查B超
E.
瞩病人严格卧床休息,采取平卧位,头偏向一侧
【单选题】Before for the job. You will lie; required to take a language test.(B-0912’)
A.
apply
B.
applying
C.
applied
D.
to apply
【单选题】Application for the job must be _____ before noon tomorrow.
A.
arranged
B.
edited
C.
interviewed
D.
submitted
【单选题】Before for the job. You will lie; required to take a language test.
A.
apply
B.
applying
C.
applied
D.
to apply
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