1,. He worked out the answer. It was clever of him.
=> It was clever of him to work out the answer.
2. Marie always pays her bills regularly. She’s careful that way.
=> Marie is always careful of paying her bills regularly.
3. He was crossing the road. I caught sight of him.
=> I noticed him crossing the road.
4. When we finally heard that David had arrived, we were very relieved.
=> We were relieved to heard that David had arrived.
5. Why have you thrown up your job? You’re mad.
=> You are mad to throw up your job.
6. Jimmy got into his car and drove away. I saw this.
=> I saw Jimmy get into his car and drive away.
7. It is disappointing that we haven’t heard from Molly
=> We are disappointed not to hear from Molly.
8. Contacting her at work is usually quite easy
=>She is usually quite easy to contact at work.
9. The house shook violently and all of us felt that
=> All of us felt the house shaking violently.
10. Can you sign the papers please ? They are ready now.
=> The papers are ready for you to sign.
11 Don’t lend Tom any money. That would be most unwise.
=> You would be unwise to lend Tom any money.
12. Mr. Pinchley doesn’t allow his teenage children to go out in the evenings.
=> Mr. Pinchley makes his teenage children stay home in the evenings.
13. What I want to do is start my own business. I’m keen
=> I am keen on starting my own business
14. Harry couldn’t get his parents’ permission to buy a motorbike
Harry’s parents didn’t let him buy a motorbike.

15. We can't possibly work in this noise.

=> It's impossible for us to work in this noise.

II/

1. Scissors are too sharp for very young children to use.

2. They consider it wrong to smoke in public places.

3. I think we should let them stay until the weekend.

4. Who was the first person to climb the Everest without oxygen?

5. She noticed him running away from home.

6. The film made them laugh right from the first few minutes.

7. I’ll have the plumber look at the central heating boiler.

8. You was clever to work out the answer of it.

9. The guide didn’t tell the tourists when to be back at the coach.

10. The guide didn’t speak loudly enough for everyone to hear.

@ Học Tốt!

Exercise 3

1, It was clever of him to work out the answer.

2, Marie is always careful to pay her bills regularly.

3, I noticed him crossing the road.

4, We were relieved to hear that David had arrived.

5, You are mad to throw up your job.

6, I saw Jimmy getting into his car and driving away.

7, We are disappointed not to hear from Molly.

8, She is usually quite easy to contact at work.

9, All of us felt as the house shook violently.

10, The papers are ready for you to sign.

11, You would be unwise if you lent Tom some money.

12, Mr. Pinchley makes his teenage children to stay home in the evenings.

13, I am keen on starting my own business

14,Harry’s parents didn’t let him buy a motorbike.

15, It's impossible for us to work in this noise.

Exercise 4

1, Scissors are too sharp for very young children to use.

2, They consider it wrong to smoke in public places.

3, I think we should let them stay until the weekend.

4, Who was the first person to climb Everest without oxygen?

5, She noticed him running away from home.

6, The film made them laugh right from the first few minutes.

7, I’ll have the plumber look at the central heating boiler.

8, It was clever of you to work out the answer.

9, The guide didn’t tell the tourists when to be back at the coach.

10, The guide didn’t speak loudly enough for everyone to hear.