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29．―Do you know the boy is reporting to the students? ―Yes, he is from Qinghua University A．whom B．who C．which D．whose 【查看更多】

 

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 — Do you know the boy ________ is reporting to the students?

— Yes, he is from Qinghua University.

A. whom              B. who                 C. which                     D. whose

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