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【单选题】
网卡是完成( )层上功能的.A.
物理层
B.
数据链路层
C.
物理和数据链路层
D.
数据链路层和网络层
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举一反三
【单选题】If Tom’s wife doesn’t go to the party, .
A.
he doesn’t either
B.
neither will he
C.
neither doesn’t he
D.
either will he
【单选题】No matter how bright a talker you are, there are times when it's better ________ silent. [ ]
A.
remain
B.
be remaining
C.
having remained
D.
to remain
【单选题】Mr. Black often _____ fishing on Sundays, ____he?
A.
goes; doesn’t
B.
goes; isn’t
C.
doesn’t go; does
D.
doesn’t go; is
【单选题】Some people prefer to remain anonymous when they call the police to report a crime.
A.
undisturbed
B.
unnoticed
C.
unrecorded
D.
unnamed
【单选题】It is required that passengers remain ________ when the plane is taking off or landing.
A.
sit
B.
seating
C.
sat
D.
seated
【单选题】It is not easy to remain tranquil when events suddenly change your life.
A.
superior
B.
serious
C.
severe
D.
serene
【简答题】When trapped in a burning building, survivors can remain calm and ______to find out where to escape for life.
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