помогите пожалуйста с Английским языком. Поставить глаголы в Present Perfect.

1. has just gone
2/ have lost
3/ have you decide yet
4/haven't finished 
5/ hasn't been
6/ haven't read
7/ has he gone
8/ has already invited
9/ has already cooked
10/ have gone

1. He has just gone out of the office.
2. I think, I have lost it.
3. Have you decided yet?
4. They have not finished ...
5. She has not been
6. I have not read
7. Where has he gone
8. She has already invited us
9. Mum has already cooked 
10. They have gone to France