Fill in "who", "whose", "what", "when" or "where".
1. Where ? in the park
2. Whose Jane's
3. What ? a table
4. When? at 6 o'clock
5. Where? at school
6. Who? the doctor
7. When on Sunday
8. who ? Peter
9. What? a horse
10. When? at night
11. When? today
12. Who? Julie
13. Whoook a snake
14. When? John's
15. When at noon
16. Who? Mother
17. Whose Father's
18. When? at Christmas
19. ? on Tuesday
20. Where? in the room
21. Where? in May
We use 'who' for people, 'whose' for possession, 'what' for things or actions, and 'when'/'where' for time and place respectively. For example, 'Where is the park?' asks about a location, while 'Who is Peter?' asks about a person.