Test 1. 1. eight; 2. ten; 3. eleven; 4. seventeen; 5. twelve; 6. sixteen; 7. twenty; 8. thirteen; 9. nineteen; 10. fourteen; 11. forty; 12. eighty; 13. one hundred and twenty; 14. ninety; 15. four hundred; 16. sixty; 17. zero; 18. three; 19. one/a hundred; 20. seventy; 21. thirty; 22. thirty-seven; 23. fifty; 24. fifty-six; 25. sixty-one; 26. seventy-four; 27. ninety-one; 28. ninety-seven; 29. one/a hundred; 30. sixty

Test 2. 1. three – third; 2. four – fourth; 3. nine – ninth; 4. eleven – eleventh; 5. nineteen – nineteenth; 6. thirty – thirtieth; 7. forty-one – forty-first; 8. forty-two – forty-second; 9. seventy-four – seventy-fourth; 10. eighty-five – eighty-fifth; 11. ninety-nine – ninety-ninth; 12. one hundred – one hundredth; 13. five hundred and ten – five hundred and tenth; 14. nine hundred – nine hundredth; 15. nine hundred and ninety-nine – nine hundred and ninety-ninth; 16. one thousand – one thousandth; 17. two thousand five hundred and thirty-seven – two thousand five hundred and thirty-seventh; 18. five thousand two hundred – five thousand two hundredth; 19. ten thousand – ten thousandth; 20. one million – one millionth

Test 3. 1. first; 2. fifth; 3. tenth; 4. twentieth; 5. second; 6. ninth; 7. twenty-first; 8. eleventh; 9. eighth; 10. one hundred and first.