1/ Hoa went to school late this morning because her bike broke down
=>  Why did Hoa go to school late this morning?
2/  I have to tidy the living room everyday
 => What do you have to do everyday?
3/  She'll be home after dinner
=> When will she be home?
4/ Lan used to live on the farm when she was young
=> What did Lan do when she was young?
5/My mother gave me a new bike on my 14th birthday
  => What did your mother give you on your 14th birthday?
6/  Nam often walks to school
=>  How do Nam often go to school?
7/  I need to improve Math and English
=> What do you need to improve Math and English
8/  Nga studied well this semester
=> How did Nga studied this semester?
9/ We have studied English for 4 years
=> How long have you learnt English?
10/ My best friend is very helpful and friendly
=> How is your best friend?

1. Why did Hoa go to school late this morning?

2. What do you have to do everyday?

3. When will she be home?

4. What did Lan do when she was young?

5.  What did your mother give you on your 14th birthday?

6. How do Nam often go to school?

7. What do you need to improve?

8. How did Nga studied this semester?

9. How long have you learnt English?

10. How is your best friend?