When
Whose
Whose
Where
What.
When
What
Why
Which
Who
____ working material do you need?.
_____ countries have you visited?.
____ did you leave town?.
___ did you run this morning?.
_____ phone is ringing?.
____ is the weather warm in Ecuador in winter?.
____ shirt is lying around the living room?.
____ is the opening of the restaurant?.
____ won the World Cup in 2018?.
____ do you want for Christmas?.