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 givingC.am givingD.had givenE.have given 答案 登录 注册 D.had given 出自:其他 >> 东华大学大学英语4