5. " Do your sister and brother go to the same school ? " She asked Nam

=>She asked Nam if his sister and brother went to the same school.

6. " Are there some oranges in the fridge ? " She asked her mom

=>She asked her mom if there were some oranges in the fridge.

7. " Will it rain tomorrow morning ? " He asked his friend

=>He asked his friend if it would rain the following morning.

8. " Did you go to Hue three years ago ? " Tam asked Peter

=>Tam asked Peter if he went to Hue three years ago.

9. " Are Tam and Hoa late for class ? " Tuan asked Lan

=>Tuan asked Lan if Tam and Hoa were late for class.

10. She said to me " Can you speak Chinese ?"

=>She asked me if l could speak Chinese.

11. " Will you be here for five days ? " Tam asked Thu

=>Tam asked Thu if she would be there five days.

12. " Were you reading this book at 8 o' clock last Sunday ? " She asked Ba

=>She asked Ba if he had been reading that book at 8 o'clock the previous Sunday.