Câu trực tiếp NV : S + asked + " Clause " 

`-` QKĐ `\leftarrow` QKHT : S + Ved / V2

`-` Can `\leftarrow` Could

`-` QKTD `\leftarrow` QKHTTD : S + was / were + V-ing

`-` TLĐ `\leftarrow` TLTQK : S + will + V

`6`.She asked Mr.Tuan " How long did you work on space projects ? "

`7`.I asked Ms.Mai " Can you speak Vietnameses language ? "

`8`.The reporter asked " Why didn't you take a picture when you saw the UFO ? "

`9`.Hoa asked me " Were you leaving the spaceship at 3 o'clock yesterday ? "

`10`.We asked the aliens " Which cities will they visit next month ? "

`\text{@ TheFox}`

6. She asked Mr.Tuan: " How long did you work on space projects? "

7. I asked Ms.Mai: " Can you speak Vietnamese language? "

8. The reporter wanted to know: " Why didn't you take a picture when you saw the UFO? "

9. Hoa asked me: " Were you leaving the spaceship at 3 o'clock yesterday? "

10. We asked the aliens: " Which cities will they visit the next month? "

→ * câu gián tiếp dạng câu hỏi:

+) Câu hỏi yes/no: S + asked sb/ wondered/ wanted to know + if/whether + S + V(lùi thì) + trạng từ biến đổi về thời gian và nơi chốn ( nếu có )

+) Câu hỏi wh/h: S + asked sb/ wondered/ wanted to know + wh/h + S + V(lùi thì) + trạng từ biến đổi về thời gian và nơi chốn ( nếu có )

* Một số thì của động từ lùi thì:

- HTĐ → QKĐ

- HTTD → QKTD

- HTHT → QKHT

- HTHTTD → QKHTTD

- QKĐ → QKHT 

- QKTD → QKHTTD

- is/am/are going to → was/were going to

- can/ will/ shall/ may/ must + V0 → could/ would/ should/ might/ had to + V0

* Cách biến đổi trạng từ chỉ thời gian và nơi chốn:

- today → that day

- tonight → that night

- tomorrow → the next day/the following day

- yesterday → the day before/ the previous day/ the period day

- ago → before

- now → then

- this → that

- these → those

- here → there