Viết câu có sử dụng whom, who

1. Is this the man?  You're waiting for him ( whom) 
2 Who was the woman ? We met her here last night ( whom) 
3. The children were playing football . I saw them in the park ( whom) 
4. The must thank the people . I got the presents from them ( whom )
5. The cook is preparing lunch for everyone.  They want to see her ( whom) 
6 . The friend went to Canada.  I worked with them last year (whom) 
7 . The boy is my cousin.  I went fishing with him yesterday (whom) 
8 . The students are all in this class. She knows the students. ( whom) 
9. The pupils study hard.  Their parents pay much attention to their school work ( whose) 
10 . The worker participated in the march.  The son of him painted the banner ( whose)