Question

15. James denied to break breaking the window. 16. They agreed to come coming to our house. 17. I want to give up to bite biting my nails 18. He would like to see seeing Mr. Smith. 19. We can't afford to buy buying a new house. 20. They tried to jump jumping over the fence, but they couldn't. 21. The baby refused to eat eating the puree. 22. I miss to go going to the park with my grandpa! 23. Don't you enjoy to play playing tennis? 24. She has decided to sell selling her old car. 25. Have you finished to do doing your homework? 26. Where do you want to go going at the weekend? 27 I don't mind to travel travelling by train. 28 Please remember to bring bringing your lunch to the trip. Please forgive my 29. breaking to break your glass. 30. staying I would prefer to stay at home tonight

Answer 1

15. the window
16. to come
17. my nails
18. Mr. Smith
19. a new house
20. jumping
21. to eat
22.
23. to play
24. her old car
25. your homework?
26. at the weekend?
27.
28.
29.
30.

Answer 2

It seems like you're providing sentences with incorrect verb forms or structures. I'll correct them for you:

15. James denied breaking the window.
16. They agreed to come to our house.
17. I want to give up biting my nails.
18. He would like to see Mr. Smith.
19. We can't afford to buy a new house.
20. They tried to jump over the fence, but they couldn't.
21. The baby refused to eat the puree.
22. I miss going to the park with my grandpa!
23. Don't you enjoy playing tennis?
24. She has decided to sell her old car.
25. Have you finished doing your homework?
26. Where do you want to go this weekend?
27. I don't mind traveling by train.
28. Please remember to bring your lunch on the trip.
29. Please forgive me for breaking your glass.
30. I would prefer to stay at home tonight.