`-` Câu tường thuật NV ( Yes / No ) : S + asked + O + if / whether + S + V ( lùi thì )

`-` HTĐ `->` QKĐ : S + Ved / V2 `-` S + was / were + adj / n

`-` Can `->` Could

`6`.I asked Nam if he was free that night

`7`.She asked the tourists if they knew they way to the station 

`8`.John asked Nhi whether Phong Nha Cave was in southern Vietnam

`9`.The visitors asked if they could take the photos

`10`.Daniel asked Jim whether there was a cafe nearby

`\text{# Kirigiri}`

Các bước chuyển câu trực tiếp thành câu tường thuật:

- Chọn từ tường thuật: said, told, vân vân

- "Lùi thì" động từ

- Đổi các đại từ và các tính từ sở hữu

- Đổi các từ chỉ nơi chốn và thời gian

6. I asked Nam if he freed that night.

7. She asked the tourists if they knew the way to the station.

8. John asked Nhi if Phong Nha Cave was in southern Vietnam.

9. The visitors said if they could take the photos.

10. daniel told Jim if there was a cafe nearby.