1. She asked where her umbrella was.

2. Martin asked us how we were.

3. He asked if he had to do it.

4. The mother asked her daughter where she had been.

5. She asked her boyfriend which dress he liked best.

6. She wanted to know what they were doing.

7. He wanted to know if I was going to the cinema.

8. The teacher wanted to know who spoke English.

9. She asked me how I knew that.

10. My friend asked me if Caron had talked to Kevin.

→ * 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