Bài 2: 
1. Why did Hoa go to school late this morning?
2. What do you have to do every day?
3. When will she be home?
4. Where did Lan use to live when she was young?
5. What did your mother give you on your 14th birthday?
6. How does Nam often go to school?
7. What do you need to improve?
8. Who made him work for 12 hours a day?
9. How long have you studied English?
10. What is your best friend like?