The new power plant is reported______within three years.
A、
having been completed
B、
to have been completed
C、
to have completed
D、
to complete
【正确答案】
B
【答案解析】
解析：非谓语动词题。句意：新电站将在三年内完成。动词不定式完成式的被动语态 形式：“to have been completed”做主语补足语，为正确答案。
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