1. I had my nephew paint the gate last week.

=> I had the gate painted by my nephew last week .

2. She will have Peter wash her car tomorrow.

=> She will have her car washed tomorrow.

3. They have her tell the story again.

=> They have the story told again.

4. Anne had had a friend type her composition.

=> Anne has had her composition typed by a friend. 

5. Rick will have a barber cut his hair.

=> Rick will have his hair cut by a barber.

6. He had a mechanic repair his car.

=> He had his car repaired by a mechanic.

7. They had the police arrest the shoplifter.

=> They had the shoplifter arrested by the police.

8. Are you going to have the shoemaker repair your shoes?

=> Are you going to have your shoes repaired by the shoemaker?

9. I must have the dentist check my teeth.

=> I must have my teeth checked by the dentist.

10. She will have a veterinary surgeon examine her dog.

=> She will have her dog examined by a veterinary surgeon.

11. We had a man take this photograph when we were on holiday last summer.

=> We had this photograph taken by a man when we were on holiday last summer.

12. The Greens had a carpet cleaner clean their carpet.  

=> The Greens had their carpet cleaned by a carpet cleaner.

=>
1. I had the gate painted by my nephew last week.
2. She will have her car washed by Peter tomorrow.
3. They have the story told by her again.
4. Anne had had her composition typed by a friend.
5. Rick will have his hair cut by a barber.
6. He had his car repaired by a mechanic.
7. They had the shoplifter arrested by the police.
8. Are you going to have your shoes repaired by the shoemaker?
9. I must have my teeth checked by the dentist.

10. She will have her dog examined by a veterinary surgeon.
11. We had this photograph taken by a man when we were on holiday last summer.
12. The Greens had their carpet cleaned by a carpet cleaner.