53.Julia has two sisters. Both of her sisters are teacher.
54.I have sent her two letters .She has received neither of these letters.
55.Mary has three brothers . All of her brothers are married.
56.They asked me a lot of questions . I couldn't answer most of them.
57.Jill isn't on the phone . This makes it diffcult to contact her.
58.Mr.Carter is very interested in our plan . I spoke to him on the phone last night.
59.My computer is expensive . I bought it in Bac Giang in 2007.
60.The man is my father . I respect this man most
61.The man is my father . I respect his opinion most.
62.We spent our holiday in Thailand last year . Thailand is in the South East Asia.
63.The shirts are too big . My sister bought them for me.
64.Hồ Chí Minh city is in the north of Việt Nam . HCM city is the most populous city in the country.
65.My dictionary is not very good . Its cover is blue.
66.Linh Giang is my neighbor . We met her yesterday.
67.Tuan has just won the secoud prize in the English contest . Tuan's uncle is a pilot.
68.He failed the exam . This made his parents disappointed.
53. Julia has two sisters. Both of her sisters are teacher.
=> Julia has two sisters, both of whom are teachers.
54. I have sent her two letters . She has received neither of these letters.
=> I have sent her two letter, neither of which she has received
55. Mary has three brothers . All of her brothers are married.
=> Mary has three brothers, all of whom are married.
56. They asked me a lot of questions . I couldn't answer most of them.
=> They asked me a lot of questions, which I couldn't answer.
57. Jill isn't on the phone . This makes it difficult to contact her.
=> Jill isn’t on the phone, which makes it difficult to contact her.
58.Mr.Carter is very interested in our plan . I spoke to him on the phone last night.
=> M.r Carter, whom I spoke to on the phone last night, is very interested in our plan.
59. My computer is expensive . I bought it in Bac Giang in 2007.
=> My computer, which I bought in Bac Giang in 2007, is expensive.
60. The man is my father . I respect this man most
=> The man whom I respect most is my father.
61. The man is my father . I respect his opinion most.
=> The man whose opinion I respect most is my father.
62. We spent our holiday in Thailand last year . Thailand is in the South East Asia.
=> Last year we spent our holiday in Thailand, which is in the South East Asia.
63. The shirts are too big. My sister bought them for me.
=> The shirts which my sister bought for me are too big.
64. Hồ Chí Minh city is in the north of Việt Nam . HCM city is the most populous city in the country.
=> Ho Chi Minh city
, which is the most populous city in the country, is in the north of Vietnam.
65. My dictionary is not very good . Its cover is blue.
=> My dictionary, the cover of which is blue, is not very good.
66. Linh Giang is my neighbor . We met her yesterday.
=> Linh Giang, whom we met yesterday, is my neighbor.
67. Tuan has just won the second prize in the English contest. Tuan's uncle is a pilot.
=> Tuan, whose uncle is a pilot, has just won the second prize in the English contest.
68. He failed the exam . This made his parents disappointed.
=> He failed the exam which made his parents disappointed.