搜题请搜索小程序“爱下问搜题”
问题 单项选择题 A1型题

患者男性，76岁，既往有高血压病史，一天前情绪激动后出现头痛、头晕，3小时前出现神志不清，查头部CT提示颞叶出血。入院72小时后出现发热、畏寒。白细胞增高，肺部CT提示双下肺浸润影，肺泡灌洗液培养为铜绿假单胞菌，预防医院获得性肺炎的有效措施为（）。

A.常规更换呼吸机管路

B.应用一次性吸痰管

C.每日更换人工鼻

D.尽早撤机拔除气管插管和经鼻胃管

E.胸部物理治疗

答案

参考答案：D

完形填空

读下面一段短文，根据上下文意思用方框内的所给词的适当形式填空。

In  小题1:（I）school , the rules for students are very strict, but I think they are necessary. Following the rules is everyone’s duty. They keep the students from fighting, smoking,  小题2:（make）noise in class and so on.

Most of the  小题3: ( student) can follow the rules. But some problem students often break the rules. They destroy public things, such as desks,windows, trees and flowers. So they 小题4:（punish）. I like the rules, because they make our school 　小题5:　 （safety）,they make it a beautiful environment for us to study.
查看答案
选择题

Liu Ming is said         abroad for one year before he came to teach in our school．

A．to have studied

B．to study

C．to be studying

D．to have been studying
查看答案