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【单选题】
WINDOWS2000 导出的注册表文件的扩展名是( )
A.
SYS
B.
REG
C.
TXT
D.
BAT
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举一反三
【单选题】Dave asks "Ready to order?" What does he mean?
A.
He has their food ready.
B.
He will take their order now.
C.
He is ready to close the Rock.
【单选题】win the competition, she devoted herself to getting ready for it.
A.
So as to
B.
In order that
C.
In order to
D.
So that
【单选题】Are you ____________ to order? [     ]
A.
want
B.
make
C.
ready
【简答题】求下列各公式的主析取范式和主合取范式: 1 、(P→Q) ∧ R
【单选题】能够将【路径】面板中的工作路径转换为选区的快捷键是
A.
Ctrl+Enter
B.
Ctrl+E
C.
Ctrl+T
D.
Ctrl+V
【单选题】如图,将一块含有30°的直角三角板的顶点放在直尺的一边上,若∠1=48°,那么∠2的度数是( )
A.
48°
B.
78°
C.
92°
D.
102°
【单选题】听力原文:Are you ready to order now, or do you need more time to decide? (A) I' II be ready to go out in ten minutes. (B) Actually, could you recommend some dishes? (C) Yes, she will be back soon. (31)
A.
B.
【简答题】求下列各公式的主析取范式和主合取范式: P → Q 。
【单选题】Is the food in fast food restaurants always ready before the customers order it?
A.
Yes,it is.
B.
N0,it is seldom ready.
C.
Yes,it is cooked to order.
D.
N0,not always,but usually.
【简答题】求下列各公式的主析取范式和主合取范式: ( 「 P → Q) ∧ (R ∨ P) 。
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