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【单选题】
下列哪种情况不可能属于计算机病毒的破坏( )。A.
文件被非法删除
B.
程序运行发生异常错误
C.
系统被匿名访问
D.
整个文件系统被删除
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举一反三
【单选题】The other reason that US decided to restore full diplomatic ties with Libya is that Libya is the second-largest oil producing country in Africa.
A.
Y
B.
N
C.
NG
【单选题】They have decided to allow us an 18% discount to avoid ______ another old customer of theirs.
A.
loss
B.
lose
C.
losing
D.
to lose
【简答题】液控单向阀当控制油口通压力油后,可使液体 流经阀口。 “O”, “ M ”, “ H ”, “ Y ”, “ P ”型中位机能中可以实现油泵卸荷的 、 型中位机能。
【简答题】马克思提出的三大社会形态是自然社会、()、自由社会
【单选题】___ she will join us in the game is not decided yet.
A.
If
B.
Whether
C.
What
D.
While
【单选题】US Apple decided to expand its business in China in response to an increasing demand ______ digital product.
A.
of
B.
from
C.
to
D.
for
【单选题】. We decided to turn to ___ can help us out.
A.
whoever
B.
anyone
C.
someone
D.
whomever
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