Compared with 2 million tons last year, our coal output has increased _____three times; that is to s

题目简介

Compared with 2 million tons last year, our coal output has increased _____three times; that is to s

题目详情


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
题型:单选题难度:偏易来源:不详

答案

D

更多内容推荐