◎ 题干
—It smells terrible. What has happened here?
—Look, there is much waste gas _____ from the chemical factory.
[     ]
A. pour
B. pouring
C. poured
D. pours
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—It smells terrible. What has happened here? —Look, there is much waste gas _____ from the chemical factory. [ ]A. pour B. pouring C. poured D. pours …”主要考查了你对  【分词】  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。