=>

1. Carol told me (that) he didn't invite her to the party.

2. Mary said that she liked ice cream.

3. The Browns said that they were on time.

4. Sue said that he was sitting on the table.

5. She said that Bill always went to bed early.

6. Mrs. Smith said that she often drove to London.

7. Bill said that he was going to answer the phone.

8. The girl said that she was not doing her homework then.

9. The farmer said that he always sold all his flowers.

10. He said to Lan that she could help him with the dishes.

11. He said that he didn't know what was happening.

12. He said that he was cutting off the main valve.

13. She said that she would write him a prescription.

14. They said that they were going to the drugstore.

15. She said that she went to the supermarket every day.

Câu tường thuật -> lùi thì

HTĐ -> QKĐ

HTTD -> QKTD

Is/Am/Are going to V -> Was/Were going to V 

Can -> Could

Will -> Would