unit 1. What ~?
unit 2. Why ~?
unit 3. Who ~?
unit 4. When ~?
unit 5. Where ~?
unit 6. Which ~?
unit 7. How ~?
unit 8. How + 형용사/부사 ~?
unit 13. May I ~?
unit 12. Can I ~?
unit 11. Can you~?
unit 12. Will you~?
unit 13. Would you ~? / Could you ~?
unit 14. Shall I ~? / Shall we ~?
unit 15. Should I ~?
unit 16. Are you ~?
unit 17. Do you ~?
unit 18. Have you ~
unit 19. Is there ~?
unit 20. Do you know + 의문사 ~?
unit 21. I am ~.
unit 22. I will ~.
unit 23. I must ~ / I have to ~.
unit 24. You should ~.
unit 25. I can ~ / I can’t ~.
unit 26. I would like (to) ~.
unit 27. I want (to) ~.
unit 28. I like (to / -ing) ~..
unit 29. I have ~.
unit 30. I know ~ .
unit 31. I think (that) ~.
unit 32. I wonder ~.
unit 33. I need to ~ / You need to ~.
unit 34. It + 5가지 감각동사 (look, feel, sound, taste, smell) ~.
unit 35. It seems ~.
unit 36. There is / are ~.
unit 37. That’s ~.
unit 38. Let me ~ .
unit 39. Let’s ~.
unit 40. 명령문