We use WHAT to ask about __________
objects
_______ plays the piano? -The girl plays the piano.
Who
Where is the doctor?
In the hospital.
________ is the dog? -In the house.
Where
We use WHO to ask about _________
persons or animals
______is this? -This is an apple.
WHAT
We use WHEN to ask about _________
places
Who plays the guitar?
The girl
Who is sleeping?
The dog