-Thepollutionproblemhereseemstoget

发布时间：2020-07-25 20:38:24

-The pollution problem here seems to get more and more serious．-Yes．Something ________with it．A.has doneB.must be doneC.is doingD.was done

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B解析something是主语，与谓语动词do是动宾关系。
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