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【多选题】
某施工队为一家工厂建造化粪池，因施工需要用潜水泵抽水，厂方派出电工安装，施工队提供漏电保护器和电源接线，电工检查漏电保护器时发现失灵，厂里又没有库存，而施工队急着要潜水泵用。该电工便把车间原用作制冷抽水的电线从闸刀开关上拆下来，一头接入潜水泵，另一头直接将四条线分别插入车间配电箱插座的四个，潜水泵便投入使用。第二天使用该潜水泵时，因插在插座的电线松脱，潜水泵停转，一民工擅自把电线插进插座，因错把地线插进相线，致使正在移动潜水泵的另一民工触电死亡。造成事故的原因是（）A.
漏电保护器应装而不装，缺少安全措施
B.
民工不戴绝缘手套和水泵运行时移动水泵
C.
电工不无插头的情况下把电源线插入插座中，这种连接电源方法违反安全规程
D.
无操作证的民工不应擅自插接电源引线
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【单选题】The most serious problem we are facing now is how to ______ all the pollution.
A.
get rid of
B.
get on with
C.
get through with
D.
get down to
【单选题】The number of workers in this factory _______ a lot this year. There were only a few workers in it two years ago.
A.
have increased
B.
has increased
C.
have risen
D.
has booked
【单选题】The question that puzzled them is ____ they can get rid of the air pollution in the area.
A.
how is it that
B.
that how
C.
that it is how
D.
how it is that
【单选题】The UN is trying to _____ the world ____ hunger.
A.
get rid of; by
B.
rid; of
C.
rid; from
D.
get rid; of
【单选题】The workers were resting with the machine ________.
A.
run
B.
running
C.
to run
D.
runs
【单选题】Those white workers were not (satisfied) with their wages, and when they were asked to work longer hours, it added fuel to the flames.选择能代替括号里的选项
A.
merry
B.
ideal
C.
happy
D.
delighted
【单选题】The question that puzzled them is ____ they can get rid of the air pollution in the area.
A.
how is it that
B.
that how
C.
what is it
D.
how it is that
【简答题】Relief workers were shocked by what they saw.
【简答题】According to the passage, the French workers were ______ .
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