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【多选题】
旅游信息管理系统的安全包括( )、( )、( )、( )。A.
硬件安全
B.
软件安全
C.
数据安全
D.
运行安全
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举一反三
【单选题】Perseverance is a kind of quality and that is _______ it takes to do anything well.
A.
what
B.
that
C.
which
D.
why
【简答题】简述《故事新编》艺术特点。
【简答题】自然界的水有三种形态,水蒸气属于 态的水;露、雾属于 态的水;霜、雪、冰属于 态的水。
【简答题】Perseverance
【简答题】perseverance
【单选题】Nothing lay ahead of us but exertion, struggle, and perseverance. ( Para.16 )
A.
What we are confronted with is no exertion, struggle or perseverance.
B.
The kind of life that was waiting for us at school would be full of exertion, struggle and perseverance.
C.
We would have nothing, no exertion, no struggle or no perseverance.
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