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【单选题】
设A,B均为n阶矩阵,满足等式AB=0,则必有
A.
A=0或B=0
B.
∣A∣+∣B∣=0
C.
∣A∣=0或∣B∣=0
D.
A+B=0
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【判断题】序时账和分类账所提供的核算信息是编制会计报表的主要依据。
A.
正确
B.
错误
【简答题】What will happen if you’re spending most of your time at work? A) You will lose both health and wealth. B) You will be hated by your loved ones. C) You will lose all your friends. D) You may be given ...
【单选题】在PowerPoint 2010中,下列有关在应用程序间复制数据的说法中错误的是______。
A.
只能使用复制和粘贴的方法来实现信息共享
B.
可以将幻灯片复制到Word 2010中
C.
可以将幻灯片移动到Excel工作簿中
D.
可以将幻灯片拖动到Word 2010中
【单选题】PowerPoint 2010 中,下列有关在应用程序间复制数据的说法中错误的是( )。
A.
只能使用复制和粘贴的方法来实现信息共享
B.
可以将幻灯片内容复制到Word 2010 中
C.
可以将幻灯片内容移动到Excel 2010 工作簿中
D.
可以将幻灯片内容拖动到Word 2010 中
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【单选题】在POWERPOINT2010中,下关在应用程序间复制数据的说法中错误的是__________
A.
只能使用复制和粘贴的方法来实现信息共享
B.
可以将幻灯片复制到WORD 2010中
C.
可以将幻灯片移动到EXCEL 2010工作簿中
D.
可以将幻灯片拖动到WORD 2010中
【单选题】听力原文:M: What time is your friend arriving? W: She was supposed to catch the morning bus but she called to say she missed it. So she plans to take the noon bus which will get her here about dinner time...
A.
In the morning.
B.
At noon.
C.
In the evening.
D.
At night.
【单选题】What will your alarm clock do in the future ?
A.
In the future your alarm clock will let you sleep in if your train is delayed, rearrange a taxi, and even email your boss if you’re stuck on a motorway.
B.
In the future your alarm clock will wake you up if it's time for work.
【单选题】恻向抽芯机构斜导柱在定模、滑块在动模的结构,应检验模具采用的顶杆先复位机构或采用回程杆复位时,能否使顶杆先于()复位。
A.
固定型芯
B.
活动型芯
C.
动模
D.
定模
【单选题】回程杆,复位杆
A.
push back pin
B.
push back bar
C.
push back inlet
D.
push back mark
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