微型计算机系统是通过总线将所有内部控制电路链接起来。当准备发送数据时,首 先需要A.

题型:单项选择题

问题:

微型计算机系统是通过总线将所有内部控制电路链接起来。当准备发送数据时,首 先需要

A.沿数据总线发送数据

B.传送中断信息

C.传送控制信息

D.沿地址总线发送地址

考点:计算机等级考试PC技术三级PC技术笔试5
题型:单项选择题

阅读理解。

      Small children often laugh at the short ones or at someone who isn't dressed as well as they are. But as they

grow up, they learn not to hurt people's feelings by laughing at their problems. They learn to laugh at other

things. Most important they learn to laugh at themselves.

      Suppose (假设) you're playing a game. You make a mistake and lose. Do you become angry? Or can you

laugh at yourself and hope to do better next time? Suppose you are at a special dinner. You at times spill (溅)

some food. Why keep worrying about how clumsy (笨拙) you looked? Why not laugh it off and enjoy yourself

any way? If you can, it's a good sign you've really grown up.

1. This article is mostly about ______. [ ]

A. why laughter is good for your body

B. what you should laugh at

C. where you may laugh

D. who you may laugh

2. The writer says small children laugh at people who ______. [ ]

A. have problems

B. not to be worried

C. dress well

D. play games

3. Next the writer shows how laughter could help you ______. [ ]

A. not to spill food

B. not to be worried

C. not to enjoy yourself

D. to grow up

4. The most important thing is to learn how to laugh at ______. [ ]

A. jokes

B. pictures

C. children

D. yourself

5. The writer shows how laughter could help you not to ______. [ ]

A. make a mistake

B. lose game

C. become angry

D. try again

题型:单项选择题

女性,45岁。临床诊断胆囊结石。既往患肾盂肾炎,术前肾功能检查未见异常。在硬膜外麻醉下行胆囊切除术。术后行硬膜外病人自控镇痛术(PCEA),配方如下:0.15%布比卡因150ml,内含吗啡10mg,氟哌利多5mg。术后第一天出现少尿,排尿困难。

在行PCEA中,目前临床上最常用的局麻药是()

A.盐酸利多卡因

B.盐酸丁卡因

C.盐酸布比卡因

D.盐酸罗哌卡因

E.碳酸利多卡因

题型:单项选择题

工业水泵的作用是什么?

题型:单项选择题

以我国加入WTO和企业实施国际化战略为开端和标志,CIS在我国逐步进入

A.萌芽阶段

B.调整阶段

C.模仿为主阶段

D.成熟化发展阶段

题型:单项选择题

高语境文化的人特点是()。

A、说话算数

B、责任心强

C、一板一眼

D、灵活

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