6.The man whom I respect most is my father

7.the man whose opinion I respect most is my father

8.Mary and Margaret, whom you met yesterday, are twins

9.I’ll introduce you to the man whose support is necessary for your project

10The middle-aged man, whom my father is talking to, is the director

11.The boy whom you make fun of is my cousin

12.The student who sits next to me is from China

                                                xin hay nhất và 5 sao cảm ơn@lilinhok

`6,` The man whom I respect most is my father.

`7,` The man whose opinion I respect most is my father.

`8,` Mary and Margaret whom you met yesterday are twins.

`9,` I'll introduce you to the man whose support is necessary for your project.

`10,` The middle-aged man to whom my father is talking is the director.

`11,` The boy whom you make fun of is my cousin.

`12,` The student from China who sits next to me.

`-` `-` `-` `-` 

${\text{Giải thích: }}$

`-` who thay thế cho N chỉ người ở chủ ngữ

`->` N (chỉ người) `+` who `+` V(chia) `+` O..

`-` whom thay thế cho N chỉ người ở tân ngữ

`->` N (chỉ người) `+` whom `+` S `+` V (chia) ...

`-` whose để thay thế N chỉ người/vật làm đại từ sở hữu

`->` N (chỉ người/vật) `+` whose `+` N `+` V..