If we keep wasting so much energy, _____are that our oil wells will dry up and the environment will be destroyed.A.problemsB.difficultiesC.questionsD.chances
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D解析该题考查名词词义辨析。解答该题的关键是弄清句意和常用的句式表达形式。本句意思是：如果我们继续如此浪费地利用能源的话，那么很有可能在还没有找到新能源来代替石油之前，我们的油井就干涸了。“很有可能”可用Chances are that-clause或There are chances that-clause来表达。因此该题最佳