1. dig    dug    dug 2. withdraw 3. lain 4. shake 5. frozen 6. bet 7. mistake 8. sting 9. forgave 10. swung 11. tear 12. draw 13. spin 14. bled 15. swore 16. meant 17. stick 18. lent 19. shoot 20. built 21. cost 22. lead 23. slept 24. forget 25. slid