B

A

B (date back to time: từ thời nào)

C

B

11. Has anybody shown you what to do?

Have you been shown what to do?

12. The sister asked : “Are you hungry, Tom?”

The sister asked Tom if he was hungry

13. “how do you go to school?” the old woman asked me.

The old woman asked me how I went to school

14. This is a machine which is used to wash clothes. This is a machine used to wash clothes

15. She invites me to the party. I am invited to the party by her

16. I started playing the piano two years ago.I have played the piano for 2 years

17. “I sometimes work on Sundays.” Huong said.Huong said she sometimes worked on SUndays

18.They told him to stay home for three days. He was told to stay home for 3 days

ấy ấy quên, there was chứ hong phải is nhóe 😅