________riversandlakeshavecausedma

发布时间:2020-07-26 02:38:38

________ rivers and lakes have caused many fish ________.A.Have been polluted; die awayB.Being polluted; die outC.Polluted; to die awayD.Polluted; dying out

网友回答

C解析句子的意思是“受到污染了的河流与湖泊已经引起许多鱼的绝迹。”第二空为句型cause...to迹do...。
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