Ex.
Объяснение:
1. All the sweets had been eaten by the time I came home.
2. The work will be done in the evening.
3. This book was written in the 19th century.
4. The flowers are watered regularly.
5. We have been impressed by his words greatly.
6. All the trees had been planted by the middle of autumn.
7. Her work will be shown to us by next Tuesday.
8. The new students are being examined by her now.
9. The story has been forgotten by him.