Thedamwillgenerateelectricity______

发布时间：2020-07-12 13:30:33

The dam will generate electricity ______ about 40 million tons of coal without causing so much air pollution.A.equalB.be equalC.equal toD.be equal to

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C解析相当于大概40 million吨煤的电，be equal to与某物相等，形容词短语equal to作electricity的定语。
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