'All his pupils like him.' বাক্যটির সঠিক passive form হচ্ছে-

All of his friends laughed at him.

'Am I wanted by you?' এর active voice on –

By whom —?

By whom are you taught English? (Make it active)

By whom was this bird killed? Make it active.

Change into passive: People always remember patriots.

Change the active voice into passive: I am to make a telephone call.

Change the form of voice: 'He did not give up the fight even though he was badly bruised.'

Change the voice, 'He helped me do it.