Сделайте предложение в Present Perfect и переведите их на русский язык.
1. I ___________ (open) the window.
2. He__________ (clean) his room.
3. John and Jack__________ (paint) a big picture.
4. My mum __________ (call) a doctor.
5. I __________ (help) my father.
6. She _________ (swim) in the sea.
7. We __________ just (watch) TV.
8. They _________ already (be) to London.
9. You _________ just (see) your friends.