the speech having deen delivered,a lively discussion started

the speech having deen delivered,a lively discussion started
这个独立主格结构,怎么还原.when the speech was delivered ,.
英语人气:758 ℃时间:2020-04-16 10:58:34
优质解答
As the speech had been delivered,a lively discussion strated.
还原要把完成时改为过去完成时.大致就是这样了~
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