=>

33. (-) He didn't come on time.

(?) Did he come on time?

34. (-) They didn't shut the shop early.

(?) Did they shut the shop early?

35. (-) I didn't begin school when I was five.

(?) Did you begin school when you were five?

36. (-) She didn't become a doctor.

(?) Did she become a doctor?

37. (-) She didn't break the vase.

(?) Did she break the vase?

38. (-) The wind didn't blow very strongly.

(?) Did the wind blow very strongly?

39. (-) They didn't build the house.

(?) Did they build the house?

40. (-) They didn't cut a piece of cake for me.

(?) Did they cut a piece of cake for you?

42. (-) He didn't forget the story.

(?) Did he forget the story?

43. (-) He didn't find her address.

(?) Did he find her address?

44. (-) I didn't get a letter from my brother.

(?) Did you get a letter from your brother?

45. (-) He didn't give my the book.

(?) Did he give you the book?

Thì QKĐ

(+) S V2/ed

(-) S didn't V

(?) Did S V?