高等继续教育 / 统考英语B
正确率:统考%
题型描述: 单选题
I was giving a talk to a large group of people, the same talk I _ _ _ _ _ _ _ to half a dozen other groups before.A.amgiving
B.havegiven
C.wasgiving
D.hadgiven
I was giving a talk to a large group of people, the same talk I _ _ _ _ _ _ _ to half a dozen other groups before.A.amgiving
B.havegiven
C.wasgiving
D.hadgiven
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