By the end of last year,another new subway__in shanghai.A.would b_英语解答

By the end of last year,another new subway__in shanghai.
A.would be completed B.was being completed
C.has been completed D.had been completed

人气：321 ℃　时间：2020-04-15 20:36:19

解答

D.by the end of last year 意为“到去年年底”,用于过去完成时态.