пожалуйста помогите! нужно перевести в пассивный залог

Ответы:

1,This work has just been made ​​by us

2,This picture was painted by Leonardo Da Vinci.

3,we were invited to a party

4,Haunted house was bought by Smiths last year

5,All concert tickets will be sold

6,All books about Gary losses were already read us.