【Publictransportationisagreatmethodofdecreasing(减少)pollutionandtrafficwithinanurbansetting.Howeveraswithanypublicsettingitisimportanttotakesafetymeasurestoavoidanyunpleasantsituations.Tipsforstayi】
<p>问题：【Publictransportationisagreatmethodofdecreasing(减少)pollutionandtrafficwithinanurbansetting.Howeveraswithanypublicsettingitisimportanttotakesafetymeasurestoavoidanyunpleasantsituations.Tipsforstayi】<p>答案：↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">龚德利的回答：<div class="content-b">网友采纳 D C D D
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