Проверьте, пожалуйста, перевод предложений в Passive Voice.

[Nadezhda]

1) It was desided by the town council that they would hold a festival to celebrate the town's four - hundredth birthday.
ответ: The festival will be held by them.
2) They invited several local celebrities to come and open the festivities.
ответ: Several local celebrities were invited to come and open the festivities.
3) They hired a catering firm to prepare a meal for 100 people.
ответ: A catering firm was hired to prepare a meal for 100 people.
4) In the evening they served the banquet.
ответ: The banquet was served in the evening.
5) The band played and people danced until mignight, then they set off fireworks.
ответ: ЭТО ПРЕДЛОЖЕНИЕ НЕ МОГУ ПЕРЕСТРОИТЬ.
6) The next day everyone said that it was the best celebration that the town had ever organised.
ответ:The next day everyone said that it was the best celebration that had ever been organised in their town.

[Elena_59]

Well done! 5 ... then firewoks were set off by them . И еще я бы поправила первое -....that a festival would be held by them .