问题 单项选择题 案例分析题

女性,59岁,慢性咳喘20年。近5年来动则气急,并常有尿少、下肢水肿。3天前"感冒",自服"感冒通"后热退,但气急、咳嗽加重,昨夜因失眠服地西泮(安定)后入睡,今晨家人见其呼之不应,送来急诊。体检见神志恍惚,呼吸浅速,频率28次/分,发绀明显。两肺散在干湿啰音。呼吸空气条件下动脉血气分析示pH7.29,PaCO2210.5kPa(80mmHg),PaO26.1kPa(46mmHg)

该患者是否需要气管插管机械通气,下列意见中比较合理的是()

A.先试用中枢兴奋剂和呼吸兴奋剂,若神志不见改善或恶化时再插管

B.立即气管插管,辅助机械通气

C.不应插管

D.氧疗无效再考虑插管

E.插管与否,应取决于气道阻塞程度和PaCO2高低

答案

参考答案:A

阅读理解

阅读理解。

     Reading is very important. World Book Day falls on April 23 every year. It encourages people, especially

teenagers, to discover the pleasure of reading. It is also the day to honor (尊敬) great writers.

     Many countries celebrate (庆祝) World Book Day. On that day, millions of school children can buy books

at a much lower price than usual in any bookstore in England. It has been done every year since 1998. World

Book Day is also celebrated in China. Wen Jiabao, Premier of China, is an avid reader. He does lots of reading

every day though he is very busy. On World Book Day 2009, he called on (号召) people to do more reading.

Wen suggested that young people should spend more time reading. "Books can not change the world, but

people can change the world by changing themselves through reading," he said.

     Reading helps us become more knowledgeable and smarter. Reading helps us to follow the latest

developments of science and technology (技术). Reading gives us information about other cultures and places

in the world. Reading is also one of the most important ways to learn a foreign language like English. We all

know that it is difficult to learn everything in the classroom, for example, the ways English people are living

and working today can be learnt by reading.

     Books, magazines, newspapers and other kinds of reading materials can help us to know more about the

outside world. Therefore, it is necessary for us to spend time reading every day.

1. When is World Book Day?

A. August 8 every year.

B. March 12 every year.

C. April 23 every year.

D. June 6 every year.

2. An avid reader is a person who ________.

A. loves reading

B. never reads

C. does some reading

D. hates reading

3. World Book Day was set up in order to encourage people to ________.

A. learn foreign languages

B. do more reading

C. buy more books

D. know more about science

4. According to the passage, reading can help people in many ways EXCEPT ________.

A. learning English better

B. knowing more about cultures

C. improving your health

D. knowing more about the outside world

5. What's the best title for the article?

A. World Book Day in England.

B. Suggestions on Reading.

C. World Book Day in China.

D. World Book Day and the Advantages of Reading.

单项选择题