题目内容
【题目】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
【答案】A
【解析】考察固定搭配,句意:这个工厂过去把废物丢弃在那条河里,但是现在用一个新的方法处理废物,used to do sth意为:过去常常做某事,故选A。
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