Add auxiliary verbs to complete the questions.

3. Does she know much English? 4. Does he swim every morning? 5. Do farmers grow rice? 6. Does your sister write a letter? 7. Does he work in the office? 8. Does Tata sing well? 9. Do they buy new schoolbag? 10. Do the boys drink Coca-Cola? 11. Does Mr. Manit work hard? 12. Does it fly in the sky? 13. Does the baby cry every night? 14. Do you sleep here? 15. Do the students study hard? 16. Do Chai and Lek go to watch a movie? 17. Does his father give him some money? 18. Does Mrs. Brown cook lunch? 19. Does the tiger run fast? 20. Do the children play in the playground?