1. I have never cooked fish.
2. I have seen the film.
3. He has never washed up.
4. Have you ever danced in class?
5. She hasn't translated the text yet.
6. I have already cleaned my room.
7. Have you decorated the room?
8. Somebody has called a police.
Последние два предложения правильные.
Отметь, как лучшее)