搜题请搜索小程序“爱下问搜题”
问题 单项选择题

男，43岁，诊断为右下肺炎，痰培养为肺炎链球菌。下列治疗错误的是

A．休息，适当支持疗法

B．首选青霉素

C．青霉素过敏可选用第一代头孢菌素

D．抗生素疗程一般为5～7天

E．胸片阴影消散后停用抗生素

答案

参考答案：E

判断题

物价稳定是指零通货膨胀。（）
查看答案
单项选择题

For each blank, choose the best answer from the four choices and write down on the answer sheet.

(21) is a six bytes OSI layer 2 address which is burned into every networking device that provides its unique identity for point to point communication.

(22) is a professional organization of individuals in multiple professions which focuses on effort on lower-layer protocols.

(23) functions with two layers of protocols. It can connect networks of different speeds and can be adapted to an environment as it expands.

(24) is the popular LAN developed under the direction of the IEEE802.5.

(25) is the popular backbone technology for transmitting information at high speed with a high level of fault tolerance which is developed under the direction of ANSI.

（22）是（）

A.ISO

B.ANSI

C.CCYIT

D.IEEE
查看答案