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Compared with 2 million tons last year, our coal output has increased three time

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Compared with 2 million tons last year, our coal output has increased three time

Compared with 2 million tons last year, our coal output has increased _____

three times; that is to say, our coal output has increased_____8 million tons

this year.

A.to; toB.to; byC.by; byD.by; to

试题答案

D