Question

change the sentence into passive voice
. who has done ?
. what does this pocket contain ?
. when will they shift the office?
. have you completed the paintings ?
. who presented you this lovely ring ? ​

Answer 1

Answer:By whom was this done.

Explanation:

Answer 2

• By whom was it done?
• What is contained within the pocket?
• By when will they shift to the office?
• Have the paintings been completed by you.
• By whom was this lovely ring presented to you.