1. When did you go to the Great Wall?
2. How did you go to school when you were ten years old?
3. Did they buy anything at the mall?
4. How long did the boy play computer last Sunday?
5. How was that trip?
1. When did you go to the Great Wall?
2. How did you go to school when you were ten years old?
3. Did they buy anything at the mall?
4. How long did the boy play computer last Sunday?
5. How was that trip?