题目内容
A new subway ________ in Changsha and it will be open to traffic when completed next year.
A. has built B. has been built
C. is building D. is being built
D
【解析】
试题分析:考查时态与语态。根据下文的it will be open to traffic可知,这条高速公路还没有建成,故答案在C、D中产生。再根据主语为高速公路可知,和动词之间存在被动关系,故选择D。
考点:考查时态与语态
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