1, Phong asked Peter if he had enjoyed reading.

2, Hoa asked Lan if she had liked sports.

3, She asked Nam if his sister and brother had gone to the same school.

4, She asked her mom if there were some oranges in the fridge.

5, He asked his friend if it would rain the following morning.

6, Tam asked Peter if he had gone to Hue three years before.

7, Tuan asked Lan if Tam and Hoa were late for class.

8, She asked me if I could speak Chinese.

9, Tam asked Thu if she would be there for five days.

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

1. Phong asked Peter whether he enjoyed reading.

2. Hoa asked Lan whether she liked sports.

3. She asked Nam whether his sister and brother went to the same school.

4. She asked her mom whether there were some oranges in the fridge.

5. He asked his friend whether it would rain the following morning.

6. Tam asked Peter whether he had gone to Hue three years ago.

7. Tuan asked Lan whether Tam and Hoa were late for class.

8. She asked me whether I could speak Chinese.

9. Tam asked Thu whether she would be there for five days.

10. She asked Ba whether he had been reading that book at 8 o 'clock the previous Sunday.

***

Reported speech with Yes/No question:
S + wanted to know/asked/asked someone/wondered + whether/if + S + V(lùi thì).

Cách biến đổi thì của các động từ và động từ khuyết thiếu:

will / shall      `->`   would/should

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

Present simple  `->`    Past simple

Present continuous  `->`   Past continuous

Past continuous `->` Past perfect continuous

Present perfect  `->`   Past perfect

must                 `->`   had to

can            `->`    could

Cách biến đổi từ chỉ thgian và nơi chốn:

 today   `->`     that day

tonight  `->`   that night

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

yesterday  `->`    the day before/ the previous day

ago      `->`         before

now      `->`       then

this     `->`     that

these   `->`     those

here     `->`    there