Add -ing to the verbs.

Here are the verbs with the -ing form added: 7. to fail - failing 8. to dry - drying 9. to have - having 10. to travel - traveling 19. to shop - shopping 21. to pay - paying 22. to win - winning 23. to fix - fixing 16. to cut - cutting 17. to shake - shaking 25. to sell - selling 26. to catch - catching