Was it near the white building, if I may ask, Martin Luther King gave a speech I have a

发布时间：2020-08-14 23:28:30

Was it near the white building, if I may ask,           Martin Luther King gave a speech I have a dream?
A. where
B. that
C. why
D. in which

网友回答

A. where
(答案→)B. that
C. why
D. in which
解析：if I may ask做插入语
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