Chọn từ/ cụm từ thích hợp nhất trong số các gợi ý A,B,C, hoặc D để điền vào mỗi trong số các khoảng trống trong đoạn văn sau đây

Yesterday morning, we all (51) ____ to the airport to see our Uncle Tom and his family (52) ____. They (53) ____ to Hong Kong (54) ____ Canada to spend the summer with us and were (55) ____ the nine-thirty (56) ____ back to Canada. (57) ____ we got to the airport at eight o’clock, we found Uncle Tom, his family and about forty (58) ____ and friends sitting in the (59) ____. (60) ____ talking to my cousins for quite some time, I asked my father (61) ____ . He said that it was already a quarter to nine and it was (62) ____ that uncle Tom and his family’ flight hadn’t been (63) ____ yet. Then he told me to go to the information counter and ask (64) ____ the reason was. The young lady at the information counter told me that (65) ____ would be a twenty-minute (66) ____ in the flight’s (67) ____ but there was nothing (68) ____ about. We were all (69) ____ to hear that, especially uncle Tom since he had to be at work in Canada the (70) ____ morning.

51. A went B go C going D was going

52. A left B off C out D away

53. A were returning B return C had returned D would return

54. A to B from C out of D in

55. A taking B traveling C going D moving

56. A aero-plane B flight C journey D aircraft

57. A When B While C On D Since

58. A relations B relatives C relates D relationships

59. A sitting room B departure lounge C departure gate D leaving room

60. A on B as C after D while

61. A what time B the time C for time D a time

62. A wonderful B surprised C strange D unreasonable

63. A reported B recorded C shouted D announced

64. A why B what C how D for

65. A it B this C there D they

66. A slow B late C delay D cancel

67. A leave B take-off C go-up D flying off

68. A for worry B worry C to worry D worried

69. A released B comforted C relaxed D relieved

70. A last B previous C next D tomorrow