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【单选题】
下列不是计算机安全漏洞产生的原因________。A.
编程人员为实现不可告人的目的，在程序代码的隐蔽处保留后门
B.
计算机系统受到黑客攻击
C.
受编程人员的能力、经验和当时安全技术所限
D.
配置管理和使用不当
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【单选题】__________ I saw him, I knew he was the man the police were looking for. Which one is WRONG? [ ]
A.
The instant
B.
The time
C.
Immediately
D.
Instantly
【单选题】Which job was not done by the man I knew when I was a boy?
A.
Farmers
B.
Sheperds.
C.
Steelworkers.
D.
Lawyers.
【单选题】I once knew a young man, nineteen years of age, who lived with absolute outward (外表的) confidence and self-possession for a number of years before I discovered that he could not read or write. His vari...
A.
pretend that he could not read or write
B.
pretend to be studying the menu
C.
be desperate for help from other people
D.
protect himself by playing a musical instrument
【单选题】I haven't imagined the man I knew only by ______ turns into my husband now
A.
chance
B.
heart
C.
sight
D.
experience
【单选题】Man: I knew Laurie played the piano, but I didn't know she played the guitar. Woman: Neither did I. It seems she just picked it up on her own, over the summer. Q: What does the woman mean?
A.
Laurie doesn't have much musical talent.
B.
Laurie taught herself to play the guitar.
C.
Laurie wants to play music with other people.
D.
Laurie has a summer job playing guitar.
【单选题】I knew a man who collected English words. He lived in an upturned water tank in the middle of the Australia desert. Unbelievably hot. He was the official town librarian of one of these ghost towns in ...
A.
it was expanding rapidly
B.
Roger was a collector of English words
C.
a government official thought it necessary
D.
the people of the town had requested one from, the government
【单选题】--- What did the man say to you? --- He asked ________ I knew the way to the museum. But I didn’t know.
A.
that
B.
when
C.
where
D.
if
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