1. B Peter asked who put the salt in his cup of tea
2. A She asked me why I came there late
3. B He asked the girl if she could play the piano
4. A Maryam said that she was having good time there
5. B Hoa asked Maryam if she liked pop music
6. B The man asked the boys where they lived
7. D He said to me that he couldn't do that test
8. C They said to him that they were leaming English then.
9. B She said to me that she would go to China the following week.
10. D They asked him if he liked to play that game.
11. B not to behave
12. A would 
13. B was
14. D he had to go then
15. A told me
16. A not to make
17. C was
18. C He said to me that he had to finish those works on time.
19. C They said to him that they were leaming English then
20. D They asked him if they would go to the stadium the following week

Answer :

1. B 
2. A 
3. B 
4. A 
5. B 
6. B 
7. D 
8. C 
9. B 
10. D 
11. B 
12. A
13. B 
14. D 
15. A 
16. A
17. C
18. C 
19. C 
20. D 

Good luck!