焊接预热切割常见刺激性气体,如()等。A、臭氧 B、氨 C、氮氧化物 D、氯

题型:多项选择题

问题:

焊接预热切割常见刺激性气体,如()等。

A、臭氧

B、氨

C、氮氧化物

D、氯

考点:建设工程技术与计量(安装工程)第一节切割和焊接第一节切割和焊接题库
题型:多项选择题

阅读理解。

     Steven Park and his wife Susan were having financial (财政) problems. One day, they each decided,

without telling the other, to buy lotto ticket ( * * ). Before buying these tickets, they had never spent money

on the lotto. They both used numbers that were their anniversary (周年纪念) date and address. That night,

they were watching the news on TV, and the winning numbers were drawn. Soon after hearing the numbers,

they started jumping up and down. They were shocked (震惊) to find out that they each held a winning ticket!

The ticket won $450,000.

1. Why did the parks buy a lotto ticket?    

    _______________________________________     

2. What number did the Parks use?   

    _______________________________________             

3. Where did the Parks get the news that they won?

    _______________________________________

4. When did the Parks start jumping up and down? 

    _______________________________________ 

5. How much did the Parks win? 

    _______________________________________                  

题型:多项选择题

保险专业代理机构董事长、执行董事及高级管理人员应当具备规定的条件不包括()。

A.大学专科以上学历

B.持有中国保监会规定的资格证书

C.从事经济工作1年以上

D.具有履行职责所需的经营管理能力,熟悉保险法律、行政法规及中国保监会的相关规定

题型:多项选择题

甲、乙、丙、丁四个大洲的名称分别是(  )

A.亚洲非洲南美洲欧洲

B.亚洲南美洲非洲北美洲

C.亚洲非洲南美洲北美洲

D.北美洲非洲南美洲欧洲

题型:多项选择题

静定平面刚架常见的形式有()。

A.悬臂刚架

B.简支刚架

C.双铰刚架

D.三铰刚架

E.组合刚架

题型:多项选择题

下列有关明清时期的社会经济的说法,正确的是()

①明清时期,农耕经济已经没落

②在经济领域已经出现新旧冲突的征兆

③重农抑商、禁海闭关政策阻碍了新经济因素的顺利发展

④资本主义生产关系萌芽出现但发展缓慢

A.①②③④

B.①②③

C.②③④

D.①③④

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