对重防护栏要求离地.（）内一直向上延伸至少（）的距离，且两边各多出对重框（）的距离。

发布时间：2017-05-05 16:20 │ 来源：www.tikuol.com

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问题：

对重防护栏要求离地.（）内一直向上延伸至少（）的距离，且两边各多出对重框（）的距离。

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Chose the best answer from A、B、C or D to complete the passage.

       Around the world, people have different ideas about what good manners are.
       When you go go restaurants in different parts of the world, it's     1     to know the right and wrong
things to do. For example, in China it's OK to     2     a lot of noise in a restaurant. In fact, if a restaurant
isn't noisy and     3   , you may think there's something wrong with it. However, in many western countries,
restaurants are     4    palces. If a table is too loud, other people who are eating there might even    5   to
the owner of the restaurant.
       Paying the bill is also different from country to country. In China, one person usually pays for     6   .
In western countries, one person pays if he or she is entertaining clients, but     7    friends eat together,
they usually share the cost. This is called "Going Dutch" Also, when westerners pay the bill, they ususlly
leave some money for the     8   . This is called "leaving a tip." Leaving a tip is thought to be polite. In the
US, it's     9    to leave tips of 10%, 15% or 20% of the bill. Which is decided by how good the service is.
Good waiters can make a lot of money!
       The way people eat food is different in the world, but you can    10   the same kinds of food in many
countries. Chinese and Italian food, for example, are popular all over the world.

( )1．A．popular
( )2．A．cause
( )3．A．lively
( )4．A．noisy
( )5．A．shout
( )6．A．everybody
( )7．A．until
( )8．A．gatekeeper
( )9．A．terrble
( )10．A．invent

B．difficult
B．keep
B．friendly
B．quiet
B．explain
B．nobody
B．when
B．seller
B．common
B．discover

C．important
C．hear
C．lucky
C．busy
C．complain
C．somebody
C．unless
C．waiter
C．serious
C．prefer

D．enjoyable
D．make
D．polite
D．clean
D．speak
D．none
D．since
D．visitor
D．unusual
D．find

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一般情况下，制作面包要求面粉为（）。

A、强筋力粉

B、中筋力粉

C、弱筋力粉

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一定温度下，反应N₂（g）＋3H₂（g）2NH₃（g）的反应热和化学平衡常数分别为△H和K, 则相同温度时反应4NH₃（g） 2N₂（g）＋6H₂（g）反应热和化学平衡常数为( )

A．2△H和2K

B．-2△H和 K²

C．-2△H和 K^-2

D．2△H和-2K

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以下四个名称中，直接用于处理邮件的软件名称是（）。

A、WWW

B、TCP/IP

C、Internet Explorer

D、Outlook Express

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根据现行宪法，中央军事委员会人员组成不．包括（）

A. * *

B.副 * * 若干人

C.秘书长

D.委员若干人

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