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【单选题】
关于机箱中跳线,下列描述中错误的是
A.
POWER SW 是电源开关接线,它连接机箱前置面板上的电源按钮
B.
RESET SW 是复位开关接线,它控制着机箱前置面板上的重启按钮
C.
POWER LED+ 与 POWER LED- 是电源指示灯接线,它分正负极,如果接错会烧坏电源
D.
SPEAKER 是机箱喇叭接线,它可以控制机箱上的喇叭
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【简答题】The History of the Olympic s Introduction Today, the Olympic s are the world's largest exhibition of athletic skill and competitive spirit. They are also displays of nationalism, commerce and ...
【单选题】The 30th Olympic Games, officially_________as'London 2012 Olympic Games', will take place from July 27 to August 12. [     ]
A.
know
B.
to know
C.
known
D.
knowing
【判断题】结构混凝土强度通常低于标准养护条件下的混凝土强度。( )
A.
正确
B.
错误
【单选题】关于三相点 , 下面的说法中正确的是 ( )
A.
纯物质和多组分系统均有三相点
B.
三相点就是三条两相平衡线的交点
C.
三相点的温度可随压力改变
D.
三相点是纯物质的三个相平衡共存时的温度和压力所决定的相点
【单选题】What is the best title of the passage?
A.
The Olympic Games
B.
The Olympic Games And The International Olympic Committee (IOC)
C.
The International Olympic Committee (IOC)
D.
The Winter Olympics And The Summer Olympics
【单选题】结构实体混凝土强度通常()标准养护条件下的混凝土强度。
A.
高于
B.
等于
C.
低于
【单选题】结构实体混凝土强度通常( )标准养护条件下的混凝土强度。
A.
高于
B.
等于
C.
低于
D.
大于等于
【单选题】--- Excuse me, when and where will the next Olympic Games take place? --- The 31 st Olympic Games _______ in Rio de Janeiro, the capital of Brazil in 2016.
A.
held
B.
will be held
C.
will hold
D.
have been hold
【单选题】结构实体混凝土强度通常( )标准养护条件下的混凝土强度。
A.
高于
B.
等于
C.
低于
D.
不确定
【简答题】阅读理解 The Olympic s began more than two thousand years ago in Greece. The first Olympic s were held in 766 BC. They went on for a thousand years and then were stopped. In 1896, 1,500 years late...
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