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【简答题】
宏碁(acer)V3-572G笔记本电脑怎么超频?
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【单选题】Do you shareChris Singer’s almost religious ________ for Bob Dylan?
A.
reverence
B.
reverent
C.
kindness
D.
act
【单选题】It is said that the software on learning subjects for pupils in a very practical way.
A.
designed
B.
designing
C.
are designed
D.
is designed
【单选题】Dolan is said to describe ______.
A.
Kanerz
B.
245
C.
Muqam
D.
planting
E.
Uyghurs
F.
Chinese
G.
Arabic
H.
Tibetan
I.
hunting
J.
254
【简答题】写出下列随机试验的样本空间: (1)抛三枚硬币; (2)抛三颗骰子; (3)连续抛一枚硬币,直至出现正面为止; (4)口袋中有黑、白、红球各一个,从中任取两个球,先从中取出一个,放回后再取出一个; (5)口袋中有黑、白、红球各一个,从中任取两个球,先从中取出一个,不放回后再取出一个.
【简答题】阅读理解。 Dolan began swimming at the age of 5,because his elder sister Kathleen was a swimmer.' Whatever she did, I wanted to beat her,' he says. While he says he was a' pool rat' as a child, he didn't a...
【多选题】下列属于观叶类花卉的是( )。
A.
花叶芋
B.
紫背竹芋
C.
白网纹草
D.
猪笼草
【多选题】Which of the following statements are not true about Bob Dylan?
A.
Bob Dylan won the Nobel Prize in Literature in 2017.
B.
Bob Dylan has created new poetic expressions within the great American song tradition.
C.
Bob Dylan told stories by combining words and thoughts and images.
D.
Bob Dylan's songs are rooted in the rich tradition of American Rock n' Roll music.
【单选题】1口袋里有红、白、黑球各若干个,从中随机地摸出一个,是红球; 2在标准大气压下,水在90度沸腾; 3射击运动员射击一次,命中10环; 4同时掷两颗骰子,出现的点数之和不超过12 上述事件中,随机事件是
A.
①④
B.
②③
C.
①③
D.
②④
【多选题】Select the two correctstatements from the list below that describe DES and 3DES: ()
A.
3DES is muchmore secure than DES.
B.
Both DES and 3DES are stream ciphers.
C.
DES uses 64 bitkeys, although the effective key lengthis only 56bits.
D.
The decryption operation for both DES and 3DES is the same as the encryption operation.
E.
DES can only be used for encryption, whereas 3DES can also be used for authentication.
【单选题】一只菠萝的重量等于 4 根香蕉的重量,两只梨子的重量等于一只菠萝的重量,一只梨子的重量等于( )根香蕉的重量。
A.
1
B.
4
C.
2
D.
8
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