阅读理解。Somepeoplearepessimistic(悲观的)whentheythinkaboutthefuture.Theysaythatahundredyearsfromnowwewillhaveusedupmostoftheearthsresources.Wewillhavemadeourseassodirtythatwewillnotbea
<p>问题：阅读理解。Somepeoplearepessimistic(悲观的)whentheythinkaboutthefuture.Theysaythatahundredyearsfromnowwewillhaveusedupmostoftheearthsresources.Wewillhavemadeourseassodirtythatwewillnotbea<p>答案：↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">史树民的回答：<div class="content-b">网友采纳 1-4:BDBA
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