1. Anirudh has to clean his room daily.
His room has to be cleaned by Anirudh daily.
2. Ananya needs to take care of her mother.
Her mother needs to be taken care of by Ananya.
3. I am to finish my chocolate.
My chocolate is to be finished by me.
4. I am waiting to receive my salary soon.
I am waiting for my salary to be received soon.
5. You must have listened to my voice at that time.
My voice must have been listened to at that time by you .
6. Krish should have followed his mother’s pieces of advices.
His mother’s pieces of advices must have been followed by Krish,
7. Rakhi could have shared her notes,
Her notes could have been shared by Rakhi.