生产经营单位的主要负责人未履行我国安全生产法规定的安全生产管理职责的,如果尚未发生安

题型:单项选择题

问题:

生产经营单位的主要负责人未履行我国安全生产法规定的安全生产管理职责的,如果尚未发生安全事故,应( )。

A.给予行政处分

B.给予警告

C.责令单位停业整顿

D.责令限期改正

考点:二级建造师建设工程法规及相关知识建设工程法规及相关知识
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阅读短文,根据短文内容及首字母提示,在空白处填入一个适当的单词。

     Life is not always perfect (完美). So you should learn to enjoy your life. Try to stay happy most of

the time, it can help you live healthier and longer.

     Here are some (1) w________ to help you live your life more happily.

     Write (2) d________ all the good things. These can make you happier. And as for the (3) b________

things, do not keep thinking of them.

     Do not try to compare (比较) with others. They might have a bigger house or a (4) m________ expensive

car. Who cares? 

     Stay more with your family and friends. They are the most important parts (5) i________ your life. Your

life may be (6) v________ busy, you don't have to do what others ask you to do each time. Remember to tell

your family and friends that you love them.

     Take more outdoor activities. You can go hiking in the mountains to breath fresh (7) a________. It can

make you relaxed. You can also go to the beach to enjoy beach volleyball.

     Learn new things. There's always (8) s________ new to learn. Read a book or learn on a computer, they

can open your mind to the world.

     Give a helping hand to others. It is also helpful for (9) y________ and others. You make them happier,

and you will be the happiest of all.

     (10) I ________ you remember to follow the ideas, you will have a perfect life.

题型:单项选择题

我国三个主要半岛所属省区是  (    )

A.山东、江苏、浙江

B.广东、广西、海南

C.山东、上海、广东

D.山东、辽宁、广东

题型:单项选择题
如图所示,AB是一质量为m的均匀细直杆,A端靠在光滑的竖直墙壁上,B端置于水平地面上,杆身与竖直方向夹角为θ,杆与地面的摩擦系数为μ,保持平衡,则此时杆与地面的摩擦力为(  )

A.mgtgθ

B.mgsinθ

C.μmg

D.μmg

题型:单项选择题

石灰是由碳酸钙沉积岩锻烧而成,其反应方程式为:()。

题型:单项选择题

有利于提高无线AP安全性的措施有()。

A、关闭SSID广播

B、关闭DHCP服务

C、关闭AP的无线功能

D、开启WPA加密并设置复杂密码

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