1. What was Mary making for her grandmother?

2. When did he find the sliver coin?

3. What was you doing when I telephoned?

4. Who were they talking with?

5. What were the kids listening to when you saw them?

6. What was Peter doing while his wife was watering the trees?

7. Who was singing a folk song at this time yesterday?

8. What was Josh doing when he was hit by a motorbike?

`1.`

`→`Câu hỏi:What was Mary making for her grandmother?

`2. `

`→`Câu hỏi:When did he find the sliver coin?

`3.`

`→`Câu hỏi:What was you doing when I telephoned?

`4.`

`→`Câu hỏi:Who were they talking with?

`5.`

`→`Câu hỏi:What were the kids listening to when you saw them?

`6.`

`→`Câu hỏi:What was Peter doing while his wife was watering the trees?

`7.`

`→`Câu hỏi:Who was singing a folk song at this time yesterday?

`8.`

`→`Câu hỏi:What was Josh doing when he was hit by a motorbike?