◎ 题干
We are using so many raw materials every day, which _______ that they _______.
A.are running out ; will be used up
B.are being run out; will run out
C.have run out of ; will be using up
D.have run out; will run out of
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“We are using so many raw materials every day, which _______ that they _______.A.are running out ; will be used upB.are being run out; will run outC.have run o…”主要考查了你对  【序数词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。