It was not until ... that ..., sau "that" nhớ bỏ (didn't) nhưng các trường hợp (couldn't/ weren't/ wasn't/ hadn't) sau that chỉ bỏ "not" mà thôi.

51. The boy didn't do his homework until his father came home.

-> It __________________________________________________

52. He couldn't go to school until his father came home.

-> It .....................................................................................................

53. Lan couldn't study English until she was 15.

-> It .....................................................................................................

54. Nam could not buy a house of his dream until he was forty.

-> It ......................................................................................................

55. She hadn't been a good teacher before she taught at the university.

-> It ........................................................................................................

56. He hadn't been a bad husband before he got married Marry.

-> It ..........................................................................................................

57. Anna wasn't punished until her manager knew the truth.

-> It ............................................................................................................

58. Hieu didn't study hard until he failed this exam.

-> It

It was not until ... that ..., sau "that" nhớ bỏ (didn't) nhưng các trường hợp (couldn't/ weren't/ wasn't/ hadn't) sau that chỉ bỏ "not" mà thôi.

14. He couldn't go to school until his father came home.

-> It..................................................................................................

15. Lan couldn't study English until she was 15.

-> It.......................................................................................................

16. Nam could not buy a house of his dream until he was forty.

-> It.......................................................................................................

17. She hadn't been a good teacher before she taught at the university.

-> It........................................................................................................

18. He hadn't been a bad husband before he got married to Marry.

-> It............................................................................................................

19. Anna wasn't punished until her manager knew the truth.

-> It............................................................................................................

20. Hieu didn't study hard until he failed this exam.

-> It..............................................................................................................

It was not until ... that ..., sau "that" nhớ bỏ (didn't) nhưng các trường hợp (couldn't/ weren't/ wasn't/ hadn't) sau that chỉ bỏ "not" mà thôi.

43. The little girl didn't open the gifts until the last visitor left.

-> It ..............................................................................................

44. He didn't get married until he was forty.

-> It .........................................................................................

45. He hadn't been a famous singer before he went to HCM city.

-> It ..........................................................................................

46. She didn't begin to learn English until 1980.

-> It ...........................................................................................

It was not until ... that ..., sau "that" nhớ bỏ (didn't) nhưng các trường hợp (couldn't/ weren't/ wasn't/ hadn't) sau that chỉ bỏ "not" mà thôi.

47. We didn't study English until we began primary school.

-> It ..................................................................................................

48. I didn't learn English until 2002.

-> It ...................................................................................................

49. He didn't know how to swim until he was 30.

-> It ....................................................................................................

50. They didn't begin to learn English until 1980.

-> It .....................................................................................................

các bạn giúp mình trả lời mấy câu này với ạ và giải thích vì sao lại chọn đáp án đó:

1 the boy didn't eat dinner until his mother came home

a. . It was not until his mother came home that the boy eats dinner

b.It was not until his home came home that the boy eat dinner

c It was not until his mother came home boy eat dinner

d. It was not until his mother came home that the boy didn't eat dinne

1. it was not until she was twenty-nine that Paula decided to get married

=> Paula.........................

2. it was not until the sun had risen that i woke up

=> i...........................

3. it was not until i had showed it to him that Simon realized his mistake

=> Simon...................

4. it was not until the spring came that the ice on the lake thawed

=> the ice................

5. it was not until the building was almost burned down that the firemen arrived

=>the firemen...........