问题描述:
为什么选B不选A
I'm sure at this time of that day they▁▁into the harbour.
A.were proceeding B.has proceeded
C.will proceed D.be proceeding
I'm sure at this time of that day they▁▁into the harbour.
A.were proceeding B.has proceeded
C.will proceed D.be proceeding
问题解答:
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