1. what language did john decide to learn?
2. when did my mother sell our carpet?
3. where is my pen?
4. how many tests did you write at school yesterday?
5, when did they arrive in St. Petersburg?
6. Where did Nick read about it in the newspaper?
7. what did your father do last week?
8. when did Peter become a student?
9. what did our neighbours do last month?
10. when did Fred learn to swim?