Beginner's homework -- I really don't think I have got the hang of the passive voice. Any corrections of grammar and word order would be welcome!
1. The girl was loved by the farmers.
puella ab agricolis amabatur
2. The old fields will have been given to the king.
agri vetus a regi dati erunt
3. The poet is being impeded by the horse.
poeta equo impeditur
4. The boar had been seen by the ...