6.I haven't eaten ice cream since summer.

7.I understood that she  didn't read my letter

8.She did the rooms when i came home

9.it's all right : she found the way out of the situation

10.He came home late yesterday

11.Finished

12.Translated

13.I have never been in london

14.worked

15.Had

16.I haven't see you for ages

17.When did you see the "Swan Lake"

18.My sister has already graduated

19.broke

20.Have seen

21.Have you ever been to Trafalgar Sqare?

22.Cooked