Passive voice : Infinitive 'To,
Read these sentences :
1. I am to write this letter.
This letter is to be written by me.
2. I have to do it.
It has to be done by me.
3. They had to play cricket.
Cricket had to be played by them.
4. There is nothing to say.
There is nothing to be said.
Note : as we know that Infinitive To always follows the first form of the verb and passive voice 3rd form of the verb then we have to use be before the 3rd form the Verb .
Some other use of infinitive To, read carefully and their passive voice :
1. I like audience to respect me.
I like to be respected.
2. He wants people to like him.
He wants to be liked by the people.
3. There is time to leave.
There is time to be left.
4. It is time to learn computer.
It is time for computer to be learnt.
👉How to find out passive voice, Infinitive To