Who is creating this mess?
[A] Who has created this mess?
[B] By whom has this mess been created?
By whom this mess is being created? [D] By whom is this mess being created?
- The clown was being laughed at by them.
[A] They were laughing at the clown.
[B] They were laughing on the clown.
[C] They laughed at the clown.
[D] The clown was laughed at by them.
- I saw him leaving the house.
[A] He had been seen leaving the house
[B] He was seen to be leaving the house.
[C] Leaving the house he was seen by me.
[D] He was seen leaving the house by me.
- A lion may be helped even by a little mouse.
[A] A little mouse may even help a lion.
[B] Even a little mouse may help a lion.
[C] A little mouse can even help a lion.
[D] Even a little mouse ought to help a lion.
- Who taught her such things?
[A] Who was she taught such things by?
[B] She was taught such things by who?
[C] By whom she was taught such things?
[D] By whom was she taught such things?
- The noise of the traffic kept me awake.
[A] I remained awake by the noise of the traffic.
[B] I was kept waking by the noise of the traffic.
[C] I was kept awake by the noise of the traffic.
[D] The traffic kept me awake by the noise.