1.Where did we meet her last night ?
2. Đúng rồi nên khum có j hết :v
3. When was your father in Ha Noi ?
4. Who did Nam play badminton with ?
5. Why did she go to the doctor ?
6. What are the students doing at the moment ?
7. What time did he have a appointment ?
8. How did they travelled to the USA last month ?