VOICE

You be prepared for the worst.

The worst should be prepared by yourself.

For the worst, preparation should be made by you.

Be prepared for the worst.

We were teached grammar by him.

Grammar will be taught to us by him.

Grammar was taught to us by him.

We are taught grammar by him.

The door is to be shut and you are to go to sleep.

You are requested to shut the door and go to sleep.

Let the door to be shut and you be asleep.

The door is to be shut and you are requested to sleep.

This must not be done

This can’t be done

This is impossible to be done

Doing this is impossible

All living species on earth must taken care of by us.

All living species on earth must be taken care of by us.

All living species on Earth had been taken care of by us.

All living species on earth will be taken care of by us.