Ответ:

легко

The test is prepared by the teacher.

Water cans are carried by the attendants.

The license is checked by the police.

My cars are repaired by the mechanic.

The programs are installed in my computer.

The hostel bills are paid by my uncle.

The building is painted by the painter.

Water is boiled on the stove by my sister.

The machinery is carried by the trucks.

The boxes are loaded by the workers.

I am invited by my friend for his birthday party.

The road is decorated with colourful lights.