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【单选题】
图示变截面杆AD受三个集中力作用。件的AB段、BC段和CD段的横截面积分别为A,2A,3A,横截面上的轴力和应力分别为 则下列结论中( )是正确的。
A.
,
B.
,
C.
,
D.
,
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A.
正确
B.
错误
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【单选题】— I called you yesterday but no one answered. — Well, Maybe I         in the garden at that time.
A.
worked
B.
am working
C.
was working
D.
would work
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【单选题】主要是指对内存储器的管理 ,负责对内存的分配和回收 、内存的保护和内存的扩充的管理是。
A.
、CPU 管理
B.
、存储管理
C.
、设备管理
D.
、文件管理
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【单选题】主要是指内存储器的管理,负责对内存的分配和回收,内存的保护和内存的扩充的管理是()
A.
CPU管理
B.
存储管理
C.
设备管理
D.
文件管理
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【单选题】主要是指对内储存器的管理,负责对内存的分配和回收、内存的保护和内存的扩充的管理是——。
A.
CPU 管理
B.
存储管理
C.
设备管理
D.
文件管理
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【单选题】— I called you last night but no one answered the phone. — I ______ dinner with my friends in the restaurant. [     ]
A.
have
B.
had
C.
was having
D.
have had
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【单选题】A:Where you last night, Martin? I called you but you at home. B:No, I
A.
were  weren't  wasn't
B.
are  aren't  isn't
C.
is  weren't  wasn't
D.
are weren't  isn't
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【单选题】Coming in the midst of such a catfight, the GM ban looks like vengeance as much as prudence .
A.
rudeness
B.
cooperation
C.
discretion
D.
strike
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【单选题】---Were you at home at 7:00 yesterday evening? I called you but no one was there. ---Sorry, we ___________ a movie at the theatre at that time.
A.
watch
B.
were watching
C.
watched
D.
are watching
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【判断题】调查几个重要铁路枢纽可就以了解我国铁路货运量的基本情况( )
A.
正确
B.
错误
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相关题目：
【判断题】在灌砂筒中装满砂，筒内的高度与筒顶的距离不超过25mm。
A.
正确
B.
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【单选题】— I called you yesterday but no one answered. — Well, Maybe I         in the garden at that time.
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【单选题】主要是指对内储存器的管理,负责对内存的分配和回收、内存的保护和内存的扩充的管理是——。
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C.
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D.
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【单选题】— I called you last night but no one answered the phone. — I ______ dinner with my friends in the restaurant. [     ]
A.
have
B.
had
C.
was having
D.
have had
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【单选题】A:Where you last night, Martin? I called you but you at home. B:No, I
A.
were  weren't  wasn't
B.
are  aren't  isn't
C.
is  weren't  wasn't
D.
are weren't  isn't
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【单选题】Coming in the midst of such a catfight, the GM ban looks like vengeance as much as prudence .
A.
rudeness
B.
cooperation
C.
discretion
D.
strike
查看完整题目与答案
【单选题】---Were you at home at 7:00 yesterday evening? I called you but no one was there. ---Sorry, we ___________ a movie at the theatre at that time.
A.
watch
B.
were watching
C.
watched
D.
are watching
查看完整题目与答案
【判断题】调查几个重要铁路枢纽可就以了解我国铁路货运量的基本情况( )
A.
正确
B.
错误
查看完整题目与答案