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【单选题】
用试灯潮试黑明灯线路某点。试灯亮则。说明此点前方的线路( ) 。A.
断路
B.
电压过高
C.
正常
D.
电压过低
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举一反三
【单选题】I haven't seen Sara since she was a little girl, and she has changed beyond________. [ ]
A.
hearing
B.
strength
C.
recognition
D.
measure
【单选题】By the first decade of the 21st century, international commercial air traffic is expected ________ vastly beyond today’s levels.
A.
to have extended
B.
to be extending
C.
being extended
D.
having been extended
【单选题】宣传社会主义核心价值观，要在社会公共场所、公共交通工具适当位置悬挂张贴( )。运用公益广告传播社会主流价值、引领文明风尚。
A.
商业广告
B.
公益广告
C.
食品广告
【单选题】(The) (more than) 50,000 nuclear weapons in the hands of various nations today are more than ample (destroying) every city in the world several times (over).
A.
The
B.
more than
C.
destroying
D.
over
【简答题】In Cubatao today, there are more than twenty
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