搜题
问题   更新时间2023/4/3 12:59:00

119. I was giving a talk to a large group of people,the same talk I ___to half a dozen other groups before. 我给一个大团体进行讲座,同样的讲座之前我给其他一些团体讲过。
B.was giving
C.am giving
D.had given
E.have given

D.had given
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