-Doyouknowtheoldman       istalkingtoourheadteacher? -Y...

问题详情：

- Do you know the old man        is talking to our head teacher?

  - Yes, he’s my grandfather.

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

【回答】

C

知识点：相似 相近词比较

题型：选择题