IV. 1. He said to her she was his friend (câu gián tiếp lùi hiện tại đơn sang quá khứ đơn)

     2. Johnny said to his mother he đin't know how to do that exercise (câu gián tiếp lùi hiện tại đơn sang quá khứ đơn và this → that)

     3. My brother advised not to come back after sĩ o'clock (câu gián tiếp mang tính chất khuyên nhủ nên chia to V)

     4. Mrs Brown told her daughter to cook it in butter (câu gián tiếp mang tính chất đề nghị nên chia to V)

     5. The pupils asked the teacher to give them better marks (câu gián tiếp mang tính chất đề nghị nên chia to V)

     6. My friend asked if I was going to leave the following day (câu nghi vấn gián tiếp lùi thì và dùng if/whether và tomorrow → the following day/ the day after/ the next day)

     7. My mother asked if I had done my homework (câu nghi vấn gián tiếp lùi thì hiện tại hoàn thành sang quá khứ hoàn thành và dùng if/whether)

     8. I asked Bill what time he had gone to bed the night before (câu hỏi gián tiếp lùi qua khứ đơn sang quá khứ hoàn thành và last night → the night before)

     9.  Paul said he had to go home then (câu gián tiếp biến đổi must → had to và now → then)

     10. The policeman said that there was an accident (câu gián tiếp lùi hiện tại đơn sang quá khứ đơn)

     11. The children said that they were waiting for the bus (câu gián tiếp lùi hiện tại tiếp diễn sang quá khứ tiếp diễn)

     12. Mr Brown asked if I had to go then (câu nghi vấn gián tiếp biến đổi now → then, must → had to và dùng if/whether)

     13. Tom asked if I was going to visit my aunt the following day (câu nghi vấn gián tiếp biến đổi tomorrow → the following day và dùng if/whether)

     14. The teacher told his students to listen to him and not to make a noise (câu gián tiếp mang tính chất đề nghị nên chia to V)

     15. (sai đề???)

     16. Peter said that the sun always rises in the east (câu gián tiếp nói về sự thật hiển nhiên)

     17. Sammy said to Jean that he hadn't stolen her fur coat the day before (câu gián tiếp lùi quá khứ đơn sang quá khứ hoàn thành và biến đổi yesterday → the day before)

     18. Miss Lan said that we had to do our homework every day (câu gián tiếp biến đổi must → had to)

     19. Bill asked his teacher if they would read the story (câu nghi vấn biến đổi will → would và dùng if/whether)

     20. Vicky said that she didn't know where Alice was (câu gián tiếp lùi hiện tại đơn sang quá khứ đơn)

     21. Mary asked me if I could tell her why I was so sad (câu nghi vấn gián tiếp lùi hiện tại đơn sang quá khứ đơn và dùng if/whether)

     22. Jane asked her friend if she would find out when he last wrote to her (tương tự các câu trên)

     23. She said to her daughter that she had to decide what she wanted to do (tương tự các câu trên)

GOOD LUCK!

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III/ Đề thiếu
IV/
1. He said to her that she was his friend.
2. Johnny said to his mother that he didn't know how to do that exercise.
3. My brother advised me not to come back before one o'clock.
4. Mrs.Brown asked her daughter to cook it in butter.
5. The pupils asked teacher to give them better marks.
6. My friend asked me if I was going to leave the following day.
7. My mother askd me if I had done my homework.
8. I asked Bill what time he had gone to bed the night before.
9. Paul said that he had to go home then.
10. The policeman said that there was an accident.

11. The children said that they were waiting for the school bus.
12. Mr.Brown asked me if I had to go then.
13. Tom asked me if I was going to visit my aunt the following day.
14. The teacher told his students to listen to him and not to make a noise.
15. Mary said to Helen that she was tired of eating fish.
16. Peter said that the sun always rises in the east.
17. Samny said to Jean that she hadn't stolen his fur coat the day before.
18. Miss Lan said to us that we had to do our homework every day.
1.9. Bill asked his teacher if they would read the story.
20. Vicky said that he didn't know where Alice was.
21. Mary asked me if I could tell her why I was so sad.
22. Jane asked her friend if she found out when he last wrote to her.
23. She said to her daughter that she had to decide what she wanted to do.