Reported speech of statement

=>
19. He said that he had seen her the day before.
20. She said that she didn't like that film.
21. Tom said that he had gone swimming that day.
22. He said that he had met her about 3 months before.
23. She said that Peter and Sure were getting married the following day.
24. He said that he was meeting them at 4 o'clock that day.
Câu tường thuật -> lùi thì
QKĐ -> QKHT
HTĐ -> QKĐ
HTTD -> QKTD