Помогите пожалуйста раскрыть скобки в предложениях. Заранее спасибо)

Question

1. I already (do) my homework. Now I can go for a walk. 
2. Kate gave me the book which she (buy) the day before. 
3.You (do) this work by next Sunday? 
4. When we reached the stadium the football match already (start). 
5. She (finish) the article by last Thursday. 
6. I (know) Mr Black for ten years.

Петр Коновалов · Accepted Answer

1.have already done 
2. had bought 
3. will you have done 
4. had already started 
5. had finished 
6. have known