14. Where do people speak English ?"

->She asked me who spoke English

15." Do you go to school in the morning ?"

→ She asked me if you go to school in the morning

16. They have learnt English for ten years.

->They started have learnt English for ten years.

17. She began to give up smoking last year.

->She to give up smoking last year.

18. We last saw our grandparents two years ago,

->We haven't our grandparents two years ago

19.1'm waiting for my parents now"

->Peter waiting for my parents now"

20. "1 will help you whenever you need me"

->Peter told me you whenever you need me

21. "Where will you spend your vacation this summer, Ba?" Mary 21. "Are Tamn and Hoa late for class?"Tuan said to lan

->Tuan are Tamn and Hoa 

22. "Do you work for your brother, Nam?"I said

->I work for your brother, Nam