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问题 单项选择题

某心脏病病人出现心悸，心率30～40次/min，律齐，首选的措施是

A．加强巡视

B．心电监护

C．安慰病人

D．立即报告医生

E．做好生活护理

答案

参考答案：D

单项选择题

鲜红色血痰见于

A．肺炎

B．慢性支气管炎

C．支气管扩张

D．早期肺结核

E．急性肺水肿
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单项选择题

An internet is a combination of networks connected by (26) ．When a datagram goes from a source to a (27) ，it will probably pass many (28) until it reaches the router attached to the destination network．A router receives a (29) from a network and passes it to another network．A router is usually attached to several networks．When it receives a packet，to which network should it pass the packet The decision is based on optimization：Which of the available (30) is the optimum pathway

A．pathways

B．routers

C．diagrams

D．calls
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