1. Put into the correct active or passive form.
1. She promised him a book.
He was promised a book.
2. They will take her to hospital tomorrow.
She will be taken to hospital tomorrow.
3. You cannot expect children to understand these problems.
Children cannot be expected to understand these problems.
4. No-one has climbed this mountain before.
This mountain has not been climbed before.
5. He disappeared and no-one has seen him again.
He disappeared and has not been seen again.
6. I was told the latest news by a friend this morning.
A friend told me the latest news this morning.
7. Have you ever been called a fool before?
Has anyone called you a fool before?
8. She was recommended a new doctor by her friend.
Her friend recommended her a new doctor.
9. Were you offered the job I told you about?
Did anyone offer you the job I told you about?
10. Were you given enough sugar?
Did they give you enough sugar?
11. People will show the visitor the new buildings.
The visitor will be shown the new buildings.
12. Someone will tell you what time the train leaves.
You will be told what time the train leaves.
13. Someone ordered the prisoners to stand up.
The prisoners were ordered to stand up.
14. I want someone to answer the phone call.
I want the phone call to be answered.
5. Rewrite the sentences in a different way.
1. You can only see these particles through a microscope.
These particles can only be seen through a microscope.
2. People are using computers in all kinds of work.
Computers are being used in all kinds of work.
3. You have to keep dangerous chemicals in a safe place.
Dangerous chemicals have to be kept in a safe place.
4. You should have left the laboratory unlocked.
The laboratory should have been left unlocked.
5. We are unlikely to discover intelligent life on other planets.
Intelligent life is unlikely to be discovered on other planets.
6. Three million people watch TV plays every week.
TV plays are watched by three million people every week.
7. The critics gave the play good reviews.
The play was given good reviews.
8. A Greek architect is designing the new concert hall.
The new concert hall is being designed by a Greek architect.
9. Two million people have already seen the exhibition.
The exhibition has already been seen by two million people.
10. They are going to knock down the old theatre.
The old theatre is going to be knocked down.