PASSIVE VOICE
1. Flowers (send) for already
2. He can only (give) this book on Saturday morning
3. These books (return) to the library yesterday.
4. She (look) always at in the street.
5. The children (take) to the theatre on Saturday. (Future)
6. The work must (do) tohight.
7. New material (explain) by the teacher by the end of the lesson. (Past)
8. This book (translate) into Russian now.
9. I didn't know that he invite) to the party.
10. They must (meet). They know our town badly.
11.1 think he (ask) many questions when he returns from England.
V 12. This fact (know) about for a long time.
13.We (wait) for there now.
V 14. The construction of the bridge (complete) before winter comes.
15. She just (take) to hospital.
16. When the window (clean) last time?
17. Where (sell) foreign books and magazines?
18. When we came the new film (discuss) by its producers.
19.​

1. Flowers have been sent already.
Explanation: The verb "send" is changed to the past participle form "sent," and the helping verb "have been" is added to form the passive voice.

2. He can only be given this book on Saturday morning.
Explanation: The verb "give" is changed to the past participle form "given," and the helping verb "can be" is added to form the passive voice.

3. These books were returned to the library yesterday.
Explanation: The verb "return" is changed to the past participle form "returned," and the helping verb "were" is added to form the passive voice.

4. She is always looked at in the street.
Explanation: The verb "look" is changed to the past participle form "looked," and the helping verb "is" is added to form the passive voice.

5. The children will be taken to the theater on Saturday.
Explanation: The verb "take" is changed to the past participle form "taken," and the helping verb "will be" is added to form the passive voice.

6. The work must be done tonight.
Explanation: The verb "do" is changed to the past participle form "done," and the helping verb "must be" is added to form the passive voice.

7. The new material was explained by the teacher by the end of the lesson.
Explanation: The verb "explain" is changed to the past participle form "explained," and the helping verb "was" is added to form the passive voice.

8. This book is being translated into Russian now.
Explanation: The verb "translate" is changed to the past participle form "translated," and the helping verb "is being" is added to form the passive voice.

9. I didn't know that he was invited to the party.
Explanation: The verb "invite" is changed to the past participle form "invited," and the helping verb "was" is added to form the passive voice.

10. They must be met. They know our town badly.
Explanation: The verb "meet" is changed to the past participle form "met," and the helping verb "must be" is added to form the passive voice.

11. I think he will be asked many questions when he returns from England.
Explanation: The verb "ask" is changed to the past participle form "asked," and the helping verb "will be" is added to form the passive voice.

12. This fact has been known about for a long time.
Explanation: The verb "know" is changed to the past participle form "known," and the helping verb "has been" is added to form the passive voice.

13. We are waiting for there now.
Explanation: The verb "wait" is not in the passive voice. It is in the active voice, so no change is needed.

14. The construction of the bridge will be completed before winter comes.
Explanation: The verb "complete" is changed to the past participle form "completed," and the helping verb "will be" is added to form the passive voice.

15. She has just been taken to the hospital.
Explanation: The verb "take" is changed to the past participle form "taken," and the helping verb "has been" is added to form the passive voice.

16. When was the window last cleaned?
Explanation: The verb "clean" is not in the passive voice. It is in the active voice, so no change is needed.

17. Where are foreign books and magazines sold?
Explanation: The verb "sell" is not in the passive voice. It is in the active voice, so no change is needed.

18. When we came, the new film was being discussed by its producers.
Explanation: The verb "discuss" is changed to the past participle form "discussed," and the helping verb "was being" is added to form the passive voice.

19. There is no complete question or sentence for number 19.