应用作业条件危险性评价法(LEC方法)估计某危险源时,相应参数分别为:事故发生的可能

题型:单项选择题

问题:

应用作业条件危险性评价法(LEC方法)估计某危险源时,相应参数分别为:事故发生的可能性L-4,暴露于危险环境的频繁程度E-6,事故发生造成的后果C-8,该危险源为( )。

A.可容许风险

B.中度风险

C.重大风险

D.不容许风险

考点:一级建造师建设工程项目管理建设工程项目管理
题型:单项选择题

阅读理解。

     Americans like to travel on vacations.  Today  more  and  more  travellers  in  the  United States are

spending nights at small houses or inns instead of hotels. They get a room for the night and the breakfast

for the next morning.

     Rooms  for  the  night  in  private  homes  with  breakfast  places have become popular in the United

States.   Many  of   these  America's  bed - and - breakfast  places  are  old  historic  buildings.    Some

bed - and - breakfast  inns  have only  a  few rooms.  Others are much larger. Some inns do not provide

telephones or televisions in the rooms while others do.

     Staying at a bed-and-breakfast inn is much different from staying at a hotel. Usually the cost is much

less. Staying at an inn is almost like visiting someone's home.  The owners are glad to tell about the area

and the interesting places to visit. Many vacationists say they enjoy the chance to meet local families.

1. Americans like ________ on their vacations every year.

A. to stay at home  

B. to travel  

C. to sleep on the sleep

D. watch TV

2. More and more travellers in the USA like spending nights _______. 

A. at hotels  

B. at small houses or inns  

C. in their cars  

D. in the open air

3. The bed-and-breakfast places have been popular in the USA _______ .

A. for five years    

B. for one year    

C. for ten years  

D. for a few years

4. Which of the followings is NOT true according to the passage?

A. Many America's bed-and-breakfast inns are old buildings.

B. Some bed-and-breakfast inns in the USA are small.

C. All bed-and-breakfast inns don't provide televisions or telephones.

D. The owners only provide a morning meal for the travellers.

5. Why do American travelers like staying at bed-and-breakfast inns? Because _________.

A. these inns are cheap  

B. these inns are small but quiet

C. they can meet and talk with the local people

D. Both A and C  

题型:单项选择题

如图所示,当滑动变阻器滑动触头向左移动时,灯泡A、B、C的亮度将

[ ]

A.都变亮

B.都变暗

C.A、B变暗,C变亮

D.A、B变亮,C变暗

题型:单项选择题

2009年1月19日,西藏自治区九届人大二次会议通过议案,决定把每年的3月28日定为()

A.“西藏百万农奴解放纪念日”

B.“西藏自治区成立纪念日”

C.“西藏和平解放纪念日”

D.“西藏民主改革纪念日”

题型:单项选择题

港口物流企业按合作方式的不同可分为()

A、独立型港口物流企业

B、地主型港口物流企业

C、合作型港口物流企业

D、合资型港口物流企业

题型:单项选择题

公文中常见的照应方式有什么?

更多题库