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【单选题】
当系统采用分线制时,宜采用不少于5 芯的通信电缆,每芯截面不宜小于( )mm2。A.
0.4
B.
0.5
C.
0.6
D.
1
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举一反三
【单选题】To show politeness, we usually greet an American () his or her last name.
A.
In
B.
with
C.
to
D.
by
【单选题】In a communal society, members __________A.usually show no interest in new technology###SX
A.
In a communal society, members __________ A.usually show no interest in new technology
B.
enjoy relatively equal relations between others
C.
adapt the standard of a family to the whole society
D.
value their family status rather than the social one
【简答题】什么是综合单价？综合单价如何确定？
【简答题】A．John is usually late. B．John will be there at eight-thirty. C．John will not show up. D．John is usually on time.
【单选题】The Chinese lunar New Year usually _____ two records: the world's most watched television gala show, and its busiest telecommunications network.
A.
develops
B.
witnesses
C.
establishes
D.
launches
【单选题】In a communal society, members __________
A.
usually show no interest in new technology
B.
enjoy relatively equal relations between others
C.
adapt the standard of a family to the whole society
D.
value their family status rather than the social one
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