The task is being done by the students now.
2 all the books have been put by the girl into the bookcase.
3. The fields will be covered with snow in winter.
4. The homework will be handed in by them tomorrow.
5. I don't think all the preparations will be finished by us today.
6. I am always invited by her to her dinner parties.
7. I was shown the dress which her daughter had made.
8. She was not invited by them to the party.
9.The window wasn’t left by me open.
10. The light wasn’t turned off by them.
11. Some friends have been invited by me to tea.
12. An English book has been given to me by her.
13. Has the letter been written by you yet?
14. We have been told a lot of interesting things.
15. The paper has been written without mistakes.
16. The matter was discussed by us some days ago.
17. The letters are being typed by the secretary .
18. Their new album was being presented by them yesterday.
19. vegetables are eaten by us every day.
Объяснение: