1. My sister has just returned from Canada.
2. Alex had practised the text before he read it.
3. Cecilia will have persuaded her mother by that time.
4. Mr. Slade shovelled the leaves yesterday. (без has)
5. They had toured Austria under they went to Germany.
6. Mrs. Ashley will have informed the relatives by next May.
7. Their hamster has already eaten the grains.
8. Aunt Mary had joined the Liberal Party before she went to Israel.
9. The boys will have won the game by next Monday.