81. Did they return those books to the library ??->WEre
82. I haven't seem her since she left to HN->I last saw
83. How long have you learned E ??/
-> How long ago
84. We spent an hour painting the school gate
->It took
85. I go to the Phu Bai airport about two hours by bus
-> it takes
86. They did their homework from 2 p.m to 4p.m
->It
87 . What did she drink at the party last night ??
-> What was
88. She visited us when she came to the town
-> She paid
89. She can't pass the exam
-> She wish
92. My close friend , Lam is talktive
-> I wish
93. I don't have enough money to buy a computer]
-> I wish
94. Mrs Mai won't teach us next year
-> I wish
96I don't want to dance this evening
->i don't feel like
97. Tom said that '' Let go out dor a walk ''
->Tom suggest
98. It ;s not a good idea to travel during rush hour
=>It's better to aviod
99. I felt very tidred so I went to bed early
->I went
81. Did they return those books to the library ??
->WEre those books returned to the library ??
82. I haven't seem her since she left to HN
->I last saw her when she left to HN
83. How long have you learned E ??/
-> How long ago did you begin to learn E?
84. We spent an hour painting the school gate
->It took us an hour to paint the school gate
85. I go to the Phu Bai airport about two hours by bus
-> it takes about two hours to go to the Phu Bai airport by bus
86. They did their homework from 2 p.m to 4p.m
->It took them 2 hours to do their homework
87 . What did she drink at the party last night ??
-> What was drunk by her at the party last night ??
88. She visited us when she came to the town
-> She paid us a visit when she came to the town
89. She can't pass the exam
-> She wish she could pass the exam
92. My close friend , Lam is talktive
-> I wish my close friend , Lam weren't talkative
93. I don't have enough money to buy a computer]
-> I wish i had enough money to buy a computer
94. Mrs Mai won't teach us next year
-> I wish Mrs Mai would teach us next year
96I don't want to dance this evening
->i don't feel like dancing this evening
97. Tom said that '' Let go out dor a walk ''
->Tom suggest going out for a walk
98. It ;s not a good idea to travel during rush hour
=>It's better to aviod traveling during rush hour
99. I felt very tidred so I went to bed early
->I went to bed early because I felt very tired