=>
18. Mary said to her friend that she would expect to see him the following Wednesday.
19. He said that he didn't know what had happened.
20. She said that she had gone to the doctor the day before.
21. He said that the doctor had given him some pills.
22. She said that she went to the supermarket every day.
23. He said that he had received the envelope.
24. They said that they had visited Cannery Row.
25. She said that she felt very sick.
26. He said that he had bought some popcorn.
27. They said that they were flying to California.
28. He said that he was cutting off the main valve.
29. Nam said that his uncle often planted the vegetables in the afternoon.
30. She said that her uncle would not plant the vegetabes the following afternoon.
31. Nga said that Mr and Mrs Pike had just read those newspapers.
32. She said that she often listened to music at night.
33. Lan's mother said that her daughter usually brushed her teeth before meals.
34. They said that they had to do the assignments then.
35. Lan says that her sister seldom rides a bike to school.
36. They said that their teacher sometimes explained the difficult lesson.
37. Nam said that he was doing his homework then.
Câu gián tiếp với says (không lùi thì)
Câu gián tiếp với said/told -> lùi thì
HTĐ -> QKĐ
HTHT -> QKHT
QKĐ -> QKHT
HTTD -> QKTD
Will-> Would/ Shall -> Would