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问题 单项选择题 A1/A2型题

外伤导致连枷胸的原因是（）

A.胸壁神经损伤

B.肋间肌损伤

C.多根肋骨多处骨折

D.单根肋骨单处骨折

E.单根肋骨多处骨折

答案

参考答案：C

解析：多根肋骨多处骨折的典型病理改变是反常呼吸，即连枷胸。

单项选择题

在建筑工程保险中，会造成保险财产的损失而被列为物质损失部分的保险责任的情形是（）。

A.设计错误引起的损失

B.火灾和爆炸

C.盘点时发现的短缺

D.因原材料缺陷或工艺不善引起的保险财产本身的损失
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单项选择题

The Border Gateway Protocol (BGP) is an interautonomous system. （1）protocol. The primary function of a BGP speaking system is to exchange network（2）information with other BGP system. This network reachability information includes information on the list of Autonomous System (ASs) that teachability information traverses. BGP-4 provides a new set of mechanisms for supporting （3） interdomain routing. These mechanisms include support for advertising an IP （4）and eliminate the concept of network class within BGP. BGP-4 also introduces mechanisms that allow aggregation of routes, including（5）of AS paths. These changes provide support for the proposed supernettting scheme.

1（）

A.resolving 

B.connecting 

C.supernettting 

D.routing
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