某日对某市空气质量进行监测,测得空气污染指数API为150,易感人群症状轻度加剧,健

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问题:

某日对某市空气质量进行监测,测得空气污染指数API为150,易感人群症状轻度加剧,健康人群出现刺激症状,空气质量状况为轻度污染,那么此时空气质量的表征颜色为

A.蓝色

B.紫红色

C.墨绿色

D.浅黄色

E.橘红色

考点:公卫执业医师公卫执业医师28
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从管理的角度将行政定义为“通过运用组织、领导、计划、协调、控制等手段有效地处理公共事务的活动”的代表人物是()等人。

A.怀特

B.法约尔

C.泰勒

D.威尔逊

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—Are your parents at home?

—No, they aren’t in. They _________ to Beijing.

A.has gone

B.have gone

C.has been

D.have been

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阅读理解。

     Two students started quarreling at school. One student shouted dirty words at the other, and a fight

began. What can be done to stop fights like this at school? In some schools, the disputants sit down with

peer mediators (同龄调解者). Peer mediators are students with special training in this kind of problems.

     Peer mediators help the disputants to talk in a friendly way. Here are some of the ways they use:

     1) Put what you think clearly but don't say anything to hurt the other. Begin with "I feel…" instead of

"You always…

     2) Listen carefully to what the other person is saying. Don't stop the other person's words.

     3) Keep looking at the other person's eyes when he or she talks.

     4) Try to see the other person's side of the problem.

     5) Never put anyone down. Saying things like "You are foolish" makes the talk difficult.

     6) Try to find a result that makes both people happy.

     Peer mediators never decide the result or the winner. They don't decide who is right and who is

wrong. Instead, they help the two students to find their own "win-win" result.

1. The underlined word "disputants" refers to the students ________.

A. who make peace  

B. who give in

C. who are lazy                  

D. who quarrel

2. When there is a fight at school ________.

A. the peer mediators decide who the winner is

B. the peer mediators and the disputants talk together

C. the students who quarrel decide who the winner is

D. the two students sit down and listen to the peer mediators

3. Peer mediators' work is ________.

A. to give lessons to disputants

B. to find out who starts a quarrel

C. to give students some special training                          

D. to help find a way to make both sides happy

4. Which of the following ways is not used by Peer mediators in finding a "win-win" result?

A. Listen carefully to what the other person is saying.

B. Try to see the other person's side of the problem.

C. Never say things like "You are foolish"

D. Never keep looking at the other person's eyes when he or she talks.

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关于生态系统的物质循环的叙述,不正确的是()

A.所指的物质是指组成生物体的C、H、O、N、P、S等一些基本化学元素

B.所说的生态系统是指地球上最大的生态系统——生物圈

C.所说的循环是指物质在生物群落与无机环境之间反复出现、循环流动

D.物质在循环过程中不断递减

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在SG1025/18.3M317型锅炉运行中,两台引风机中有一台跳闸时的现象是什么?

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