1. Ba asked Tom if he was a student.

- Hiện tại đơn `->` quá khứ đơn, you `->` he

2. Lan asked me if there was a bathroom in my house.

- Hiện tại đơn `->` quá khứ đơn, your `->` my

3. Mo asked Tom if he often played soccer.

- Hiện tại đơn `->` quá khứ đơn, you `->` he

4. She asked me if I had ever eaten that kind of food before

- Hiện tại hoàn thành `->` quá khứ hoàn thành

- this `->` that

5. He asked Mo if she/he would go to the zoo the next day (the following day/ the day after)

- will `->` would

- tomorrow `->` the next day/ the following day/ the day after

* Câu trần thuật yes, no question:

- S1 + asked + O + if + S2 + V lùi thì

Exercise `3` :

`1.`Ba asked Tom if he was a student.

- you `->`He ( Đổi ngôi, theo "Tom" )

- are `->`was ( Lùi thì, chuyển thành "was" do "he" là chủ ngữ số ít )

`2.`Lan asked me if there was a bathroom in my house.

- is there `->`there was ( Lùi thì )

- your house `->`my house

`3.`Mo asked Tom if he often played soccer.

- you `->`he ( Đổi ngôi )

- play `->`played ( Lùi thì )

`4.`She asked me if I had ever eaten that kind of food before.

- you `->`I ( Đổi ngôi )

- Have...ever eaten `->`had ever eaten ( Lùi thì )

- this `->`that

`5.`He asked Mo if she would go to the zoo the following day,

- you `->`she ( Đổi ngôi )

- will...go `->`would go ( Lùi thì )

- tomorrow `->`the following day 

`@`Cấu trúc câu gián tiếp với câu hỏi Yes/No : S + asked +(O)/wanted to know/ wondered + if/whether + S + V lùi thì