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【单选题】
在DES加密算法中，密钥长度和被力D密的分组长度分别是______。A.
64位和56位
B.
56位和56位
C.
64位和64位
D.
56位和64位
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反馈参考答案：
举一反三
【单选题】We might not contact the rescue team. _____, the rescue team itself might get lost.
A.
Still worse
B.
bad still
C.
Badly still
D.
Worse still
【简答题】花褪残红青杏小,燕子飞时,绿水人家绕。枝上柳绵吹又少,天涯何处无芳草。 ______________________________ ______ 笑渐不闻声渐悄,多情却被无情恼。
【单选题】The rescue team is() to supply relief to millions of flood victims.
A.
vital
B.
vitamin
C.
vista
D.
victor
【简答题】The rescue team ______________ (正在争分夺秒地)to save the life of those who had fallen into the sea in the accident.
【单选题】-The rescue team made every __________ to find the missing mountain climber.
A.
force
B.
energy
C.
effort
D.
possibility
【简答题】花褪残红青杏小。燕子飞时,绿水人家绕。枝上柳绵吹又少,( )! 墙里秋千墙外道。墙外行人,墙里佳人笑。笑渐不闻声渐悄,( )。
【单选题】It was the rescue team ______helped the victims in the earthquake in Tibet.
A.
which
B.
what
C.
who
D.
whom
【简答题】花褪残红青杏小,燕子飞时,绿水人家绕。枝上柳绵吹又少, ! —《 蝶恋花 ·春景 》
【单选题】Tired and disappointed, the rescue team finally reached ________ used to be a village. [ ]
A.
where
B.
that
C.
when
D.
what
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