Скласти по 2 речення в пасиві(past perfect tense)2 речення в теперішньому часі та 2 в минулому часі.

Butter is made from milk.Vegetables are sold in the supermarket.-Present Simple Passive
I was given a book.His house was built in 2001.-Past Simple Passive
The job had been finished by Monday .The documents had been stolen by him.- Past Perfect Passive