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    精英家教网 > 高中英语 > 题目详情

    Something has to be done to stop the rivers from being further polluted,       ?

    A．doesn’t it B．hasn’t it C．does it D．has it 

    A

    解析试题分析：考查反意疑问句。Have/has/had to表示“不得不，必须”时，反意疑问句用don’t/doesn’t/didn’t。不定代词Something作主语，反意疑问句用it。故选A。
    考点：考查反意疑问句

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