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【单选题】
汽车充电系统无故障时,点火开关处于( ),充电指示灯工作状态一定是。A.
OFF,
B.
ACC,
C.
ON,
D.
ST
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皮皮学刷刷变学霸
举一反三
【简答题】A．He learned boxing. B．He raised the level of production. C．He forgot all about his business. D．He shook his head all the time.
【单选题】Little ______ that we were watching his every move，so he seemed to be going his own way in this business.
A.
did he know
B.
he didn't know
C.
didn't he know
D.
he knew
【单选题】His three children ( )( )( ) now college graduates, he felt he could retire from business.
A.
to be
B.
being
C.
having been
D.
been
【单选题】Little _____ that we were watching his every move, so he seemed to be going his own way in this business. [ ]
A.
he realized
B.
he didn't realize
C.
didn't he realize
D.
did he realize
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