◎ 题干
The factory ______ its waste into the river, but now it deals with the waste in a new way.
[     ]
A. used to dump
B. is used to dump
C. used to dumping
D. is used to dumping
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“The factory ______ its waste into the river, but now it deals with the waste in a new way. [ ]A. used to dumpB. is used to dump C. used to dumping D. is use…”主要考查了你对  【动词短语】  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。