Sentences are given in the active voice. Change them into the passive voice.
1I have completed the work. / The work ............... by me.
Wrong!
The present perfect passive is "has been completed" because the active verb is "have completed".
2Somebody has let the cat in. / The cat ............... let in.
Wrong!
The present perfect passive needs "has been" before the past participle "let".
3We may win the match. / The match ............... by us.
Wrong!
A modal passive uses modal + be + past participle, so the correct form is "may be won".
4Do not insult the weak. / Let the weak ...............
Wrong!
The negative passive imperative after "Let" is "not be insulted".
5The nurse is looking after the patient. / The patient ............... after by the nurse.
Wrong!
The present continuous passive of "is looking after" is "is being looked" before "after".
6The boy is feeding the sparrows. / The sparrows ............... by the boy.
Wrong!
The present continuous passive is "are being fed" because the active verb is "is feeding".
7Our army has defeated the enemy. / The enemy ............... by our army.
Wrong!
The present perfect passive is "has been defeated" because the active verb is "has defeated".
8One should keep one's promises. / One's promises ...............
Wrong!
A modal passive uses modal + be + past participle, so the correct form is "should be kept".
9They offered me a job. / I ............... a job.
Wrong!
The simple past passive is "was offered" because the active verb is "offered".
10The engineers located the fault in the machine. / The fault in the machine ............... by the engineers.
Wrong!
The simple past passive is "was located" because the active verb is "located".
11Nobody could do anything. / Nothing could ...............
Wrong!
A modal passive uses modal + be + past participle, so the correct form is "be done".
12I was surprised at his behavior. / His behavior ............... me.
Wrong!
The active sentence uses the simple past form "surprised" to match "was surprised".
13Open the door. / Let the door ...............
Wrong!
The passive imperative after "Let the door" is "be opened".
14His enemies killed him. / He ............... by his enemies.
Wrong!
The simple past passive is "was killed" because the active verb is "killed".
Done.
Score: 0/14
Answers
- I have completed the work. / The work has been completed by me.
- Somebody has let the cat in. / The cat has been let in.
- We may win the match. / The match may be won by us.
- Do not insult the weak. / Let the weak not be insulted
- The nurse is looking after the patient. / The patient is being looked after by the nurse.
- The boy is feeding the sparrows. / The sparrows are being fed by the boy.
- Our army has defeated the enemy. / The enemy has been defeated by our army.
- One should keep one’s promises. / One’s promises should be kept
- They offered me a job. / I was offered a job.
- The engineers located the fault in the machine. / The fault in the machine was located by the engineers.
- Nobody could do anything. / Nothing could be done
- I was surprised at his behavior. / His behavior surprised me.
- Open the door. / Let the door be opened
- His enemies killed him. / He was killed by his enemies.

