Somethinghastobedonetostopourriversfrombeingpolluted,________?A.doesn#39;titB.hasn#39;titC.doesitD.haven#39;ttheyItisinteresttoobserve_________commonwordshavefoundtheirwayintothelanguagefromthenamesof
<p>问题：Somethinghastobedonetostopourriversfrombeingpolluted,________?A.doesn#39;titB.hasn#39;titC.doesitD.haven#39;ttheyItisinteresttoobserve_________commonwordshavefoundtheirwayintothelanguagefromthenamesofpeople.(好像有点麽<p>答案：↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">雷莉萍的回答：<div class="content-b">网友采纳 1、a2、c3、a
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