B1.1 / advanced passive voice

*Change the sentence from active to passive:

I didn't fix the problem.

*Change the sentence from active to passive:

The police protects the town.

*Change the sentence from active to passive:

Someone has painted the building.

*Change the sentence from active to passive:

They had already eaten all the cookies when I arrived.

*Change the sentence from active to passive:

A co-worker is going to review Nora’s report.

*Change the sentence from active to passive:

She will give a speech on time management.

*Change the sentence from active to passive:

Someone has stolen a car.