1.
1)Where does David study
2)How are you old
3)What are you writing
4)When he did come yesterday
5)Why she is crying
2.
1)What
2)How many
3)When
4)Why
5)Whose
3.
1)When Dennis was in the park?
2)Where Henry and Helen went last sunday?
3)What is Mark drawing now?
4)Whose is this house?
Ответы могут быть не точны,лучше проверьте на всякий случай