Change the sentences into the passive.

The plant manufactures 1000 machines a month.
We must translate the letter into Russian.
The police have arrested the suspect.
I was doing homework.
Our dog won`t bite you unless you annoy him.
She is cooking the meal at the moment.
I made three mistakes in the dictation.
They must have translated the text.

1000 machines are manufactured a month by the plant.

The letter must be translated into Russian by us.

The suspect has been arrested by the police.

Homework was being done by me.

You won`t be bitten by our dog unless you annoy him.

The meal is being cooked at the moment by her.

Three mistakes were made by me in the dictation.

The text must have been translated by them.

Change the sentences into the passive.

The plant manufactures 1000 machines a month.

We must translate the letter into Russian.

The police have arrested the suspect.

I was doing homework.

Our dog won`t bite you unless you annoy him.

She is cooking the meal at the moment.

I made three mistakes in the dictation.

They must have translated the text.