【单选题】【消耗次数：1】
The power station____________ its supply of electricity day and night.
①
misunderstands
②
maintains
③
measures
④
masters
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相关题目
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Once ____, this power station will supply all the
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①
it being completed
②
it completed
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Once _____, this power station will supply all the neighboring towns and villages with electricity.
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②
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