问题 单项选择题 案例分析题

男性,28岁,因酒醉后渐起发热,体温最高达39.5℃,伴寒战。咳嗽,少量脓血痰。病程已近2周,曾应用过青霉素、苯唑西林、氯唑西林、头孢唑啉、阿米卡星、甲硝唑等不见好转。1天前起气急,左侧胸痛,X线检查示左肺中下野大片密影,其中见多发性脓腔,部分伴液平面。左侧少量液气胸,肺约压缩15%

为证实病原学诊断,首先应采集的标本是()

A.经纤维支气管镜吸引标本

B.痰液

C.胸腔积液

D.咽拭子

E.血液

答案

参考答案:C

阅读理解

阅读理解。

     Expressions about water are almost as common as water itself. But many of the expressions using water

have Unpleasant meanings.

     The expression "to be in hot water" is one of them. It is a very old expression. "Hot water" was used 500

years ago to mean being in trouble. One story says it got that meaning from the custom of throwing extremely

hot water down on enemies attacking a castle.

     That no longer happens. But we still get in "hot water". When we are in"hot water", we are in trouble. It

can be any kind of trouble-serious or not so serious. A person who breaks a law can be in hot water with the

police. A young boy can be in hot water with his mother, if he walks in the house with dirty shoes.

     Being in "deep water" is almost the same as being in hot water. When you are in deep water. you are in a

difficult position. Imagine fl person who cannot swim being thrown in water over his head.

     You are in deep water when you are facing a problem that you do not have the ability to solve. The problem

is too deep. You can be in deep water, for example, if you invest in stocks without knowing anything about the

stock market.

     "To keep your head above water" is a colorful expression that means staying out of debt. A company seeks

to keep its head above water during economic hard times. A man who loses his job tries to keep his head above

water until he finds a new job.

     "Water over the dam" is another expression about a past event. It is something that is finished. It cannot be

changed. The expression comes from the idea that water that has flowed over a dam cannot be brought back

again.

1. Which of the following two expressions have almost the same meaning? [ ]

A. To be in hot water; To be in deep water.

B. To be in hot water; To keep your head above water.

C. To be in deep water; Water over the dam!

D. Water over the dam; To be in hot water.

2. If a person tries t0 keep his head out of water,we can say that _____. [ ]

A. he is in danger of losing his life

B. he is trying to pay off his debt

C. he is trying to keep his promise

D. he is trying not to get into debt

3. What can you infer from the passage? [ ]

A. "To be in hot water" can only be used t0 mention serious trouble.

B. "Water over the dam" is an expression about a future event.

C. Water could be used in the war in the past.

D. All of the expressions using water have unpleasant meanings.

4. This passage is written mainly to tell us _____. [ ]

A. the use of water

B. how to use some expressions of water

C. expressions about water and their meanings

D. expressions with negative meaning

单项选择题